Home / 25,917.98-35,766.42-15,170.26

Finding the Fourth Proportional to 25,917.98, 35,766.42 and 15,170.26

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Solution

The fourth proportional to 25,917.98, 35,766.42 and 15,170.26 is: 20,934.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917.98 : 35,766.42 = 15,170.26 : x
  2. Step 2: Convert to fraction form
    25,917.98/35,766.42 = 15,170.26/x
  3. Step 3: Cross multiply
    25,917.98x = 35,766.42 × 15,170.26
  4. Step 4: Simplify right side
    25,917.98x = 542,585,890.67
  5. Step 5: Solve for x
    x = 542,585,890.67/25,917.98
  6. Step 6: Final answer
    x = 20,934.73

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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.