Home / 25,811.52-38,691.12-17,492.38

Finding the Fourth Proportional to 25,811.52, 38,691.12 and 17,492.38

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Solution

The fourth proportional to 25,811.52, 38,691.12 and 17,492.38 is: 26,220.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.52 : 38,691.12 = 17,492.38 : x
  2. Step 2: Convert to fraction form
    25,811.52/38,691.12 = 17,492.38/x
  3. Step 3: Cross multiply
    25,811.52x = 38,691.12 × 17,492.38
  4. Step 4: Simplify right side
    25,811.52x = 676,799,773.67
  5. Step 5: Solve for x
    x = 676,799,773.67/25,811.52
  6. Step 6: Final answer
    x = 26,220.84

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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.