Home / 15,146.91-22,724.19-5,286.33

Finding the Fourth Proportional to 15,146.91, 22,724.19 and 5,286.33

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Solution

The fourth proportional to 15,146.91, 22,724.19 and 5,286.33 is: 7,930.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.91 : 22,724.19 = 5,286.33 : x
  2. Step 2: Convert to fraction form
    15,146.91/22,724.19 = 5,286.33/x
  3. Step 3: Cross multiply
    15,146.91x = 22,724.19 × 5,286.33
  4. Step 4: Simplify right side
    15,146.91x = 120,127,567.32
  5. Step 5: Solve for x
    x = 120,127,567.32/15,146.91
  6. Step 6: Final answer
    x = 7,930.83

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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.