Home / 22,553.35-31,122.85-12,482.22

Finding the Fourth Proportional to 22,553.35, 31,122.85 and 12,482.22

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Solution

The fourth proportional to 22,553.35, 31,122.85 and 12,482.22 is: 17,225.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,553.35 : 31,122.85 = 12,482.22 : x
  2. Step 2: Convert to fraction form
    22,553.35/31,122.85 = 12,482.22/x
  3. Step 3: Cross multiply
    22,553.35x = 31,122.85 × 12,482.22
  4. Step 4: Simplify right side
    22,553.35x = 388,482,260.73
  5. Step 5: Solve for x
    x = 388,482,260.73/22,553.35
  6. Step 6: Final answer
    x = 17,225.04

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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.