Home / 24,286.38-36,429.66-7,647.72

Finding the Fourth Proportional to 24,286.38, 36,429.66 and 7,647.72

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Solution

The fourth proportional to 24,286.38, 36,429.66 and 7,647.72 is: 11,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,286.38 : 36,429.66 = 7,647.72 : x
  2. Step 2: Convert to fraction form
    24,286.38/36,429.66 = 7,647.72/x
  3. Step 3: Cross multiply
    24,286.38x = 36,429.66 × 7,647.72
  4. Step 4: Simplify right side
    24,286.38x = 278,603,839.38
  5. Step 5: Solve for x
    x = 278,603,839.38/24,286.38
  6. Step 6: Final answer
    x = 11,471.61

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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.