Home / 22,489.92-31,034.34-13,059.18

Finding the Fourth Proportional to 22,489.92, 31,034.34 and 13,059.18

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Solution

The fourth proportional to 22,489.92, 31,034.34 and 13,059.18 is: 18,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.92 : 31,034.34 = 13,059.18 : x
  2. Step 2: Convert to fraction form
    22,489.92/31,034.34 = 13,059.18/x
  3. Step 3: Cross multiply
    22,489.92x = 31,034.34 × 13,059.18
  4. Step 4: Simplify right side
    22,489.92x = 405,283,032.24
  5. Step 5: Solve for x
    x = 405,283,032.24/22,489.92
  6. Step 6: Final answer
    x = 18,020.65

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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.