Home / 15,112.14-22,668.22-5,251.43

Finding the Fourth Proportional to 15,112.14, 22,668.22 and 5,251.43

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Solution

The fourth proportional to 15,112.14, 22,668.22 and 5,251.43 is: 7,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.14 : 22,668.22 = 5,251.43 : x
  2. Step 2: Convert to fraction form
    15,112.14/22,668.22 = 5,251.43/x
  3. Step 3: Cross multiply
    15,112.14x = 22,668.22 × 5,251.43
  4. Step 4: Simplify right side
    15,112.14x = 119,040,633.79
  5. Step 5: Solve for x
    x = 119,040,633.79/15,112.14
  6. Step 6: Final answer
    x = 7,877.15

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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.