Home / 53,695.17-80,511.89-22,127.02

Finding the Fourth Proportional to 53,695.17, 80,511.89 and 22,127.02

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Solution

The fourth proportional to 53,695.17, 80,511.89 and 22,127.02 is: 33,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,695.17 : 80,511.89 = 22,127.02 : x
  2. Step 2: Convert to fraction form
    53,695.17/80,511.89 = 22,127.02/x
  3. Step 3: Cross multiply
    53,695.17x = 80,511.89 × 22,127.02
  4. Step 4: Simplify right side
    53,695.17x = 1,781,488,465.70
  5. Step 5: Solve for x
    x = 1,781,488,465.70/53,695.17
  6. Step 6: Final answer
    x = 33,177.82

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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.