Home / 18,013.58-24,851.78-11,287.52

Finding the Fourth Proportional to 18,013.58, 24,851.78 and 11,287.52

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Solution

The fourth proportional to 18,013.58, 24,851.78 and 11,287.52 is: 15,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013.58 : 24,851.78 = 11,287.52 : x
  2. Step 2: Convert to fraction form
    18,013.58/24,851.78 = 11,287.52/x
  3. Step 3: Cross multiply
    18,013.58x = 24,851.78 × 11,287.52
  4. Step 4: Simplify right side
    18,013.58x = 280,514,963.79
  5. Step 5: Solve for x
    x = 280,514,963.79/18,013.58
  6. Step 6: Final answer
    x = 15,572.42

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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.