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Finding the Fourth Proportional to 38,592.33, 57,855.21 and 14,916.48

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Solution

The fourth proportional to 38,592.33, 57,855.21 and 14,916.48 is: 22,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,592.33 : 57,855.21 = 14,916.48 : x
  2. Step 2: Convert to fraction form
    38,592.33/57,855.21 = 14,916.48/x
  3. Step 3: Cross multiply
    38,592.33x = 57,855.21 × 14,916.48
  4. Step 4: Simplify right side
    38,592.33x = 862,996,082.86
  5. Step 5: Solve for x
    x = 862,996,082.86/38,592.33
  6. Step 6: Final answer
    x = 22,361.85

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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.