Home / 36,441.69-50,288.63-20,525.19

Finding the Fourth Proportional to 36,441.69, 50,288.63 and 20,525.19

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Solution

The fourth proportional to 36,441.69, 50,288.63 and 20,525.19 is: 28,324.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,441.69 : 50,288.63 = 20,525.19 : x
  2. Step 2: Convert to fraction form
    36,441.69/50,288.63 = 20,525.19/x
  3. Step 3: Cross multiply
    36,441.69x = 50,288.63 × 20,525.19
  4. Step 4: Simplify right side
    36,441.69x = 1,032,183,582.96
  5. Step 5: Solve for x
    x = 1,032,183,582.96/36,441.69
  6. Step 6: Final answer
    x = 28,324.25

Related Problems

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Half scale
Find fourth proportional to 72,883.38, 100,577.25 and 41,050.38
Double scale
Find fourth proportional to 36,442.69, 50,290 and 20,526.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.