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Finding the Fourth Proportional to 44,672.40, 67,015.90 and 15,092

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Solution

The fourth proportional to 44,672.40, 67,015.90 and 15,092 is: 22,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,672.40 : 67,015.90 = 15,092 : x
  2. Step 2: Convert to fraction form
    44,672.40/67,015.90 = 15,092/x
  3. Step 3: Cross multiply
    44,672.40x = 67,015.90 × 15,092
  4. Step 4: Simplify right side
    44,672.40x = 1,011,403,962.80
  5. Step 5: Solve for x
    x = 1,011,403,962.80/44,672.40
  6. Step 6: Final answer
    x = 22,640.47

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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.