Home / 15,731.20-23,593.92-6,370.72

Finding the Fourth Proportional to 15,731.20, 23,593.92 and 6,370.72

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Solution

The fourth proportional to 15,731.20, 23,593.92 and 6,370.72 is: 9,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,731.20 : 23,593.92 = 6,370.72 : x
  2. Step 2: Convert to fraction form
    15,731.20/23,593.92 = 6,370.72/x
  3. Step 3: Cross multiply
    15,731.20x = 23,593.92 × 6,370.72
  4. Step 4: Simplify right side
    15,731.20x = 150,310,258.02
  5. Step 5: Solve for x
    x = 150,310,258.02/15,731.20
  6. Step 6: Final answer
    x = 9,554.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.