Home / 22,522.30-33,737.32-12,640.83

Finding the Fourth Proportional to 22,522.30, 33,737.32 and 12,640.83

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Solution

The fourth proportional to 22,522.30, 33,737.32 and 12,640.83 is: 18,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,522.30 : 33,737.32 = 12,640.83 : x
  2. Step 2: Convert to fraction form
    22,522.30/33,737.32 = 12,640.83/x
  3. Step 3: Cross multiply
    22,522.30x = 33,737.32 × 12,640.83
  4. Step 4: Simplify right side
    22,522.30x = 426,467,726.78
  5. Step 5: Solve for x
    x = 426,467,726.78/22,522.30
  6. Step 6: Final answer
    x = 18,935.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.