Home / 45,229.21-67,834.59-17,139.59

Finding the Fourth Proportional to 45,229.21, 67,834.59 and 17,139.59

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Solution

The fourth proportional to 45,229.21, 67,834.59 and 17,139.59 is: 25,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,229.21 : 67,834.59 = 17,139.59 : x
  2. Step 2: Convert to fraction form
    45,229.21/67,834.59 = 17,139.59/x
  3. Step 3: Cross multiply
    45,229.21x = 67,834.59 × 17,139.59
  4. Step 4: Simplify right side
    45,229.21x = 1,162,656,864.16
  5. Step 5: Solve for x
    x = 1,162,656,864.16/45,229.21
  6. Step 6: Final answer
    x = 25,705.88

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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.