Home / 36,477.44-50,337.36-20,565.16

Finding the Fourth Proportional to 36,477.44, 50,337.36 and 20,565.16

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Solution

The fourth proportional to 36,477.44, 50,337.36 and 20,565.16 is: 28,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,477.44 : 50,337.36 = 20,565.16 : x
  2. Step 2: Convert to fraction form
    36,477.44/50,337.36 = 20,565.16/x
  3. Step 3: Cross multiply
    36,477.44x = 50,337.36 × 20,565.16
  4. Step 4: Simplify right side
    36,477.44x = 1,035,195,862.38
  5. Step 5: Solve for x
    x = 1,035,195,862.38/36,477.44
  6. Step 6: Final answer
    x = 28,379.07

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Double scale
Find fourth proportional to 36,478.44, 50,338.74 and 20,566.16
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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.