Home / 22,497.48-31,046.56-13,545.36

Finding the Fourth Proportional to 22,497.48, 31,046.56 and 13,545.36

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Solution

The fourth proportional to 22,497.48, 31,046.56 and 13,545.36 is: 18,692.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.48 : 31,046.56 = 13,545.36 : x
  2. Step 2: Convert to fraction form
    22,497.48/31,046.56 = 13,545.36/x
  3. Step 3: Cross multiply
    22,497.48x = 31,046.56 × 13,545.36
  4. Step 4: Simplify right side
    22,497.48x = 420,536,798.10
  5. Step 5: Solve for x
    x = 420,536,798.10/22,497.48
  6. Step 6: Final answer
    x = 18,692.62

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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.