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Finding the Fourth Proportional to 32,126.40, 48,183.84 and 8,750.88

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Solution

The fourth proportional to 32,126.40, 48,183.84 and 8,750.88 is: 13,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,126.40 : 48,183.84 = 8,750.88 : x
  2. Step 2: Convert to fraction form
    32,126.40/48,183.84 = 8,750.88/x
  3. Step 3: Cross multiply
    32,126.40x = 48,183.84 × 8,750.88
  4. Step 4: Simplify right side
    32,126.40x = 421,651,001.78
  5. Step 5: Solve for x
    x = 421,651,001.78/32,126.40
  6. Step 6: Final answer
    x = 13,124.75

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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.