Home / 22,917.52-31,610.82-14,961.70

Finding the Fourth Proportional to 22,917.52, 31,610.82 and 14,961.70

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Solution

The fourth proportional to 22,917.52, 31,610.82 and 14,961.70 is: 20,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.52 : 31,610.82 = 14,961.70 : x
  2. Step 2: Convert to fraction form
    22,917.52/31,610.82 = 14,961.70/x
  3. Step 3: Cross multiply
    22,917.52x = 31,610.82 × 14,961.70
  4. Step 4: Simplify right side
    22,917.52x = 472,951,605.59
  5. Step 5: Solve for x
    x = 472,951,605.59/22,917.52
  6. Step 6: Final answer
    x = 20,637.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.