Home / 22,822.30-34,233.45-21,072.70

Finding the Fourth Proportional to 22,822.30, 34,233.45 and 21,072.70

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Solution

The fourth proportional to 22,822.30, 34,233.45 and 21,072.70 is: 31,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,822.30 : 34,233.45 = 21,072.70 : x
  2. Step 2: Convert to fraction form
    22,822.30/34,233.45 = 21,072.70/x
  3. Step 3: Cross multiply
    22,822.30x = 34,233.45 × 21,072.70
  4. Step 4: Simplify right side
    22,822.30x = 721,391,221.82
  5. Step 5: Solve for x
    x = 721,391,221.82/22,822.30
  6. Step 6: Final answer
    x = 31,609.05

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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.