Home / 22,737.15-31,375.35-12,663.99

Finding the Fourth Proportional to 22,737.15, 31,375.35 and 12,663.99

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Solution

The fourth proportional to 22,737.15, 31,375.35 and 12,663.99 is: 17,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,737.15 : 31,375.35 = 12,663.99 : x
  2. Step 2: Convert to fraction form
    22,737.15/31,375.35 = 12,663.99/x
  3. Step 3: Cross multiply
    22,737.15x = 31,375.35 × 12,663.99
  4. Step 4: Simplify right side
    22,737.15x = 397,337,118.65
  5. Step 5: Solve for x
    x = 397,337,118.65/22,737.15
  6. Step 6: Final answer
    x = 17,475.24

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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.