Home / 25,189.59-34,761.18-17,231.55

Finding the Fourth Proportional to 25,189.59, 34,761.18 and 17,231.55

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Solution

The fourth proportional to 25,189.59, 34,761.18 and 17,231.55 is: 23,779.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,189.59 : 34,761.18 = 17,231.55 : x
  2. Step 2: Convert to fraction form
    25,189.59/34,761.18 = 17,231.55/x
  3. Step 3: Cross multiply
    25,189.59x = 34,761.18 × 17,231.55
  4. Step 4: Simplify right side
    25,189.59x = 598,989,011.23
  5. Step 5: Solve for x
    x = 598,989,011.23/25,189.59
  6. Step 6: Final answer
    x = 23,779.23

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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.