Home / 15,761.52-23,646.60-5,371.92

Finding the Fourth Proportional to 15,761.52, 23,646.60 and 5,371.92

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Solution

The fourth proportional to 15,761.52, 23,646.60 and 5,371.92 is: 8,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761.52 : 23,646.60 = 5,371.92 : x
  2. Step 2: Convert to fraction form
    15,761.52/23,646.60 = 5,371.92/x
  3. Step 3: Cross multiply
    15,761.52x = 23,646.60 × 5,371.92
  4. Step 4: Simplify right side
    15,761.52x = 127,027,643.47
  5. Step 5: Solve for x
    x = 127,027,643.47/15,761.52
  6. Step 6: Final answer
    x = 8,059.35

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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.