Home / 18,167.46-25,053.60-11,791.71

Finding the Fourth Proportional to 18,167.46, 25,053.60 and 11,791.71

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Solution

The fourth proportional to 18,167.46, 25,053.60 and 11,791.71 is: 16,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.46 : 25,053.60 = 11,791.71 : x
  2. Step 2: Convert to fraction form
    18,167.46/25,053.60 = 11,791.71/x
  3. Step 3: Cross multiply
    18,167.46x = 25,053.60 × 11,791.71
  4. Step 4: Simplify right side
    18,167.46x = 295,424,785.66
  5. Step 5: Solve for x
    x = 295,424,785.66/18,167.46
  6. Step 6: Final answer
    x = 16,261.20

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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.