Home / 51,660.59-77,416.94-29,428.04

Finding the Fourth Proportional to 51,660.59, 77,416.94 and 29,428.04

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Solution

The fourth proportional to 51,660.59, 77,416.94 and 29,428.04 is: 44,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,660.59 : 77,416.94 = 29,428.04 : x
  2. Step 2: Convert to fraction form
    51,660.59/77,416.94 = 29,428.04/x
  3. Step 3: Cross multiply
    51,660.59x = 77,416.94 × 29,428.04
  4. Step 4: Simplify right side
    51,660.59x = 2,278,229,074.11
  5. Step 5: Solve for x
    x = 2,278,229,074.11/51,660.59
  6. Step 6: Final answer
    x = 44,099.95

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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.