Home / 15,914.38-23,863.92-5,915.92

Finding the Fourth Proportional to 15,914.38, 23,863.92 and 5,915.92

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Solution

The fourth proportional to 15,914.38, 23,863.92 and 5,915.92 is: 8,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,914.38 : 23,863.92 = 5,915.92 : x
  2. Step 2: Convert to fraction form
    15,914.38/23,863.92 = 5,915.92/x
  3. Step 3: Cross multiply
    15,914.38x = 23,863.92 × 5,915.92
  4. Step 4: Simplify right side
    15,914.38x = 141,177,041.61
  5. Step 5: Solve for x
    x = 141,177,041.61/15,914.38
  6. Step 6: Final answer
    x = 8,871.04

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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.