Home / 22,726.92-31,362.90-12,655.14

Finding the Fourth Proportional to 22,726.92, 31,362.90 and 12,655.14

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Solution

The fourth proportional to 22,726.92, 31,362.90 and 12,655.14 is: 17,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.92 : 31,362.90 = 12,655.14 : x
  2. Step 2: Convert to fraction form
    22,726.92/31,362.90 = 12,655.14/x
  3. Step 3: Cross multiply
    22,726.92x = 31,362.90 × 12,655.14
  4. Step 4: Simplify right side
    22,726.92x = 396,901,890.31
  5. Step 5: Solve for x
    x = 396,901,890.31/22,726.92
  6. Step 6: Final answer
    x = 17,463.95

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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.