Home / 45,229.14-67,842.90-18,569.34

Finding the Fourth Proportional to 45,229.14, 67,842.90 and 18,569.34

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Solution

The fourth proportional to 45,229.14, 67,842.90 and 18,569.34 is: 27,853.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,229.14 : 67,842.90 = 18,569.34 : x
  2. Step 2: Convert to fraction form
    45,229.14/67,842.90 = 18,569.34/x
  3. Step 3: Cross multiply
    45,229.14x = 67,842.90 × 18,569.34
  4. Step 4: Simplify right side
    45,229.14x = 1,259,797,876.69
  5. Step 5: Solve for x
    x = 1,259,797,876.69/45,229.14
  6. Step 6: Final answer
    x = 27,853.68

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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.