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Finding the Fourth Proportional to 24,188.03, 36,279.32 and 8,390.15

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Solution

The fourth proportional to 24,188.03, 36,279.32 and 8,390.15 is: 12,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,188.03 : 36,279.32 = 8,390.15 : x
  2. Step 2: Convert to fraction form
    24,188.03/36,279.32 = 8,390.15/x
  3. Step 3: Cross multiply
    24,188.03x = 36,279.32 × 8,390.15
  4. Step 4: Simplify right side
    24,188.03x = 304,388,713.35
  5. Step 5: Solve for x
    x = 304,388,713.35/24,188.03
  6. Step 6: Final answer
    x = 12,584.27

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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.