Home / 47,343.27-65,324.61-28,481.61

Finding the Fourth Proportional to 47,343.27, 65,324.61 and 28,481.61

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Solution

The fourth proportional to 47,343.27, 65,324.61 and 28,481.61 is: 39,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,343.27 : 65,324.61 = 28,481.61 : x
  2. Step 2: Convert to fraction form
    47,343.27/65,324.61 = 28,481.61/x
  3. Step 3: Cross multiply
    47,343.27x = 65,324.61 × 28,481.61
  4. Step 4: Simplify right side
    47,343.27x = 1,860,550,065.42
  5. Step 5: Solve for x
    x = 1,860,550,065.42/47,343.27
  6. Step 6: Final answer
    x = 39,299.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.