Home / 25,377.68-38,010.08-17,959.70

Finding the Fourth Proportional to 25,377.68, 38,010.08 and 17,959.70

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Solution

The fourth proportional to 25,377.68, 38,010.08 and 17,959.70 is: 26,899.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.68 : 38,010.08 = 17,959.70 : x
  2. Step 2: Convert to fraction form
    25,377.68/38,010.08 = 17,959.70/x
  3. Step 3: Cross multiply
    25,377.68x = 38,010.08 × 17,959.70
  4. Step 4: Simplify right side
    25,377.68x = 682,649,633.78
  5. Step 5: Solve for x
    x = 682,649,633.78/25,377.68
  6. Step 6: Final answer
    x = 26,899.61

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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.