Home / 38,604.72-57,916.08-14,915.76

Finding the Fourth Proportional to 38,604.72, 57,916.08 and 14,915.76

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Solution

The fourth proportional to 38,604.72, 57,916.08 and 14,915.76 is: 22,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,604.72 : 57,916.08 = 14,915.76 : x
  2. Step 2: Convert to fraction form
    38,604.72/57,916.08 = 14,915.76/x
  3. Step 3: Cross multiply
    38,604.72x = 57,916.08 × 14,915.76
  4. Step 4: Simplify right side
    38,604.72x = 863,862,349.42
  5. Step 5: Solve for x
    x = 863,862,349.42/38,604.72
  6. Step 6: Final answer
    x = 22,377.12

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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.