Home / 25,654.98-35,397.61-15,042.56

Finding the Fourth Proportional to 25,654.98, 35,397.61 and 15,042.56

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Solution

The fourth proportional to 25,654.98, 35,397.61 and 15,042.56 is: 20,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654.98 : 35,397.61 = 15,042.56 : x
  2. Step 2: Convert to fraction form
    25,654.98/35,397.61 = 15,042.56/x
  3. Step 3: Cross multiply
    25,654.98x = 35,397.61 × 15,042.56
  4. Step 4: Simplify right side
    25,654.98x = 532,470,656.80
  5. Step 5: Solve for x
    x = 532,470,656.80/25,654.98
  6. Step 6: Final answer
    x = 20,755.06

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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.