Home / 25,770.43-35,565.24-15,162.11

Finding the Fourth Proportional to 25,770.43, 35,565.24 and 15,162.11

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Solution

The fourth proportional to 25,770.43, 35,565.24 and 15,162.11 is: 20,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,770.43 : 35,565.24 = 15,162.11 : x
  2. Step 2: Convert to fraction form
    25,770.43/35,565.24 = 15,162.11/x
  3. Step 3: Cross multiply
    25,770.43x = 35,565.24 × 15,162.11
  4. Step 4: Simplify right side
    25,770.43x = 539,244,008.17
  5. Step 5: Solve for x
    x = 539,244,008.17/25,770.43
  6. Step 6: Final answer
    x = 20,924.92

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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.