Home / 34,389.66-47,458.24-20,049.09

Finding the Fourth Proportional to 34,389.66, 47,458.24 and 20,049.09

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Solution

The fourth proportional to 34,389.66, 47,458.24 and 20,049.09 is: 27,668.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.66 : 47,458.24 = 20,049.09 : x
  2. Step 2: Convert to fraction form
    34,389.66/47,458.24 = 20,049.09/x
  3. Step 3: Cross multiply
    34,389.66x = 47,458.24 × 20,049.09
  4. Step 4: Simplify right side
    34,389.66x = 951,494,781.92
  5. Step 5: Solve for x
    x = 951,494,781.92/34,389.66
  6. Step 6: Final answer
    x = 27,668.05

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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.