Home / 18,147.33-25,044.09-10,081.74

Finding the Fourth Proportional to 18,147.33, 25,044.09 and 10,081.74

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Solution

The fourth proportional to 18,147.33, 25,044.09 and 10,081.74 is: 13,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147.33 : 25,044.09 = 10,081.74 : x
  2. Step 2: Convert to fraction form
    18,147.33/25,044.09 = 10,081.74/x
  3. Step 3: Cross multiply
    18,147.33x = 25,044.09 × 10,081.74
  4. Step 4: Simplify right side
    18,147.33x = 252,488,003.92
  5. Step 5: Solve for x
    x = 252,488,003.92/18,147.33
  6. Step 6: Final answer
    x = 13,913.23

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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.