Home / 47,696.20-71,521.26-27,981.16

Finding the Fourth Proportional to 47,696.20, 71,521.26 and 27,981.16

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Solution

The fourth proportional to 47,696.20, 71,521.26 and 27,981.16 is: 41,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,696.20 : 71,521.26 = 27,981.16 : x
  2. Step 2: Convert to fraction form
    47,696.20/71,521.26 = 27,981.16/x
  3. Step 3: Cross multiply
    47,696.20x = 71,521.26 × 27,981.16
  4. Step 4: Simplify right side
    47,696.20x = 2,001,247,819.46
  5. Step 5: Solve for x
    x = 2,001,247,819.46/47,696.20
  6. Step 6: Final answer
    x = 41,958.22

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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.