Home / 23,904.42-35,819.17-15,120.78

Finding the Fourth Proportional to 23,904.42, 35,819.17 and 15,120.78

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Solution

The fourth proportional to 23,904.42, 35,819.17 and 15,120.78 is: 22,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,904.42 : 35,819.17 = 15,120.78 : x
  2. Step 2: Convert to fraction form
    23,904.42/35,819.17 = 15,120.78/x
  3. Step 3: Cross multiply
    23,904.42x = 35,819.17 × 15,120.78
  4. Step 4: Simplify right side
    23,904.42x = 541,613,668.97
  5. Step 5: Solve for x
    x = 541,613,668.97/23,904.42
  6. Step 6: Final answer
    x = 22,657.47

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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.