Home / 15,883.92-23,799.96-8,082

Finding the Fourth Proportional to 15,883.92, 23,799.96 and 8,082

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Solution

The fourth proportional to 15,883.92, 23,799.96 and 8,082 is: 12,109.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,883.92 : 23,799.96 = 8,082 : x
  2. Step 2: Convert to fraction form
    15,883.92/23,799.96 = 8,082/x
  3. Step 3: Cross multiply
    15,883.92x = 23,799.96 × 8,082
  4. Step 4: Simplify right side
    15,883.92x = 192,351,276.72
  5. Step 5: Solve for x
    x = 192,351,276.72/15,883.92
  6. Step 6: Final answer
    x = 12,109.81

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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.