Home / 22,808.91-31,475.97-12,737.53

Finding the Fourth Proportional to 22,808.91, 31,475.97 and 12,737.53

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Solution

The fourth proportional to 22,808.91, 31,475.97 and 12,737.53 is: 17,577.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808.91 : 31,475.97 = 12,737.53 : x
  2. Step 2: Convert to fraction form
    22,808.91/31,475.97 = 12,737.53/x
  3. Step 3: Cross multiply
    22,808.91x = 31,475.97 × 12,737.53
  4. Step 4: Simplify right side
    22,808.91x = 400,926,112.15
  5. Step 5: Solve for x
    x = 400,926,112.15/22,808.91
  6. Step 6: Final answer
    x = 17,577.61

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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.