Home / 51,320.59-76,951.49-15,772.66

Finding the Fourth Proportional to 51,320.59, 76,951.49 and 15,772.66

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Solution

The fourth proportional to 51,320.59, 76,951.49 and 15,772.66 is: 23,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,320.59 : 76,951.49 = 15,772.66 : x
  2. Step 2: Convert to fraction form
    51,320.59/76,951.49 = 15,772.66/x
  3. Step 3: Cross multiply
    51,320.59x = 76,951.49 × 15,772.66
  4. Step 4: Simplify right side
    51,320.59x = 1,213,729,417.02
  5. Step 5: Solve for x
    x = 1,213,729,417.02/51,320.59
  6. Step 6: Final answer
    x = 23,649.95

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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.