Home / 51,966.41-77,891.30-25,689.61

Finding the Fourth Proportional to 51,966.41, 77,891.30 and 25,689.61

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Solution

The fourth proportional to 51,966.41, 77,891.30 and 25,689.61 is: 38,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,966.41 : 77,891.30 = 25,689.61 : x
  2. Step 2: Convert to fraction form
    51,966.41/77,891.30 = 25,689.61/x
  3. Step 3: Cross multiply
    51,966.41x = 77,891.30 × 25,689.61
  4. Step 4: Simplify right side
    51,966.41x = 2,000,996,601.49
  5. Step 5: Solve for x
    x = 2,000,996,601.49/51,966.41
  6. Step 6: Final answer
    x = 38,505.58

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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.