Home / 28,592.53-42,874.17-11,948.02

Finding the Fourth Proportional to 28,592.53, 42,874.17 and 11,948.02

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Solution

The fourth proportional to 28,592.53, 42,874.17 and 11,948.02 is: 17,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592.53 : 42,874.17 = 11,948.02 : x
  2. Step 2: Convert to fraction form
    28,592.53/42,874.17 = 11,948.02/x
  3. Step 3: Cross multiply
    28,592.53x = 42,874.17 × 11,948.02
  4. Step 4: Simplify right side
    28,592.53x = 512,261,440.64
  5. Step 5: Solve for x
    x = 512,261,440.64/28,592.53
  6. Step 6: Final answer
    x = 17,915.92

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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.