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Finding the Fourth Proportional to 24,347.60, 36,521.28 and 5,879.60

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Solution

The fourth proportional to 24,347.60, 36,521.28 and 5,879.60 is: 8,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,347.60 : 36,521.28 = 5,879.60 : x
  2. Step 2: Convert to fraction form
    24,347.60/36,521.28 = 5,879.60/x
  3. Step 3: Cross multiply
    24,347.60x = 36,521.28 × 5,879.60
  4. Step 4: Simplify right side
    24,347.60x = 214,730,517.89
  5. Step 5: Solve for x
    x = 214,730,517.89/24,347.60
  6. Step 6: Final answer
    x = 8,819.37

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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.