Home / 36,394.08-50,224.60-20,478.53

Finding the Fourth Proportional to 36,394.08, 50,224.60 and 20,478.53

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Solution

The fourth proportional to 36,394.08, 50,224.60 and 20,478.53 is: 28,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,394.08 : 50,224.60 = 20,478.53 : x
  2. Step 2: Convert to fraction form
    36,394.08/50,224.60 = 20,478.53/x
  3. Step 3: Cross multiply
    36,394.08x = 50,224.60 × 20,478.53
  4. Step 4: Simplify right side
    36,394.08x = 1,028,525,863.86
  5. Step 5: Solve for x
    x = 1,028,525,863.86/36,394.08
  6. Step 6: Final answer
    x = 28,260.80

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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.