Home / 47,697.20-71,522.76-27,982.16

Finding the Fourth Proportional to 47,697.20, 71,522.76 and 27,982.16

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Solution

The fourth proportional to 47,697.20, 71,522.76 and 27,982.16 is: 41,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,697.20 : 71,522.76 = 27,982.16 : x
  2. Step 2: Convert to fraction form
    47,697.20/71,522.76 = 27,982.16/x
  3. Step 3: Cross multiply
    47,697.20x = 71,522.76 × 27,982.16
  4. Step 4: Simplify right side
    47,697.20x = 2,001,361,313.96
  5. Step 5: Solve for x
    x = 2,001,361,313.96/47,697.20
  6. Step 6: Final answer
    x = 41,959.72

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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.