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Finding the Fourth Proportional to 36,397.92, 54,593.16 and 11,438.16

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Solution

The fourth proportional to 36,397.92, 54,593.16 and 11,438.16 is: 17,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,397.92 : 54,593.16 = 11,438.16 : x
  2. Step 2: Convert to fraction form
    36,397.92/54,593.16 = 11,438.16/x
  3. Step 3: Cross multiply
    36,397.92x = 54,593.16 × 11,438.16
  4. Step 4: Simplify right side
    36,397.92x = 624,445,298.99
  5. Step 5: Solve for x
    x = 624,445,298.99/36,397.92
  6. Step 6: Final answer
    x = 17,156.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.