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Finding the Fourth Proportional to 35,937.68, 53,916.24 and 20,366.24

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Solution

The fourth proportional to 35,937.68, 53,916.24 and 20,366.24 is: 30,554.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.68 : 53,916.24 = 20,366.24 : x
  2. Step 2: Convert to fraction form
    35,937.68/53,916.24 = 20,366.24/x
  3. Step 3: Cross multiply
    35,937.68x = 53,916.24 × 20,366.24
  4. Step 4: Simplify right side
    35,937.68x = 1,098,071,083.74
  5. Step 5: Solve for x
    x = 1,098,071,083.74/35,937.68
  6. Step 6: Final answer
    x = 30,554.87

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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.