Home / 51,627.28-77,440.88-14,691.28

Finding the Fourth Proportional to 51,627.28, 77,440.88 and 14,691.28

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Solution

The fourth proportional to 51,627.28, 77,440.88 and 14,691.28 is: 22,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,627.28 : 77,440.88 = 14,691.28 : x
  2. Step 2: Convert to fraction form
    51,627.28/77,440.88 = 14,691.28/x
  3. Step 3: Cross multiply
    51,627.28x = 77,440.88 × 14,691.28
  4. Step 4: Simplify right side
    51,627.28x = 1,137,705,651.53
  5. Step 5: Solve for x
    x = 1,137,705,651.53/51,627.28
  6. Step 6: Final answer
    x = 22,036.91

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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.