Home / 15,540.75-23,314.17-6,179.02

Finding the Fourth Proportional to 15,540.75, 23,314.17 and 6,179.02

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Solution

The fourth proportional to 15,540.75, 23,314.17 and 6,179.02 is: 9,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,540.75 : 23,314.17 = 6,179.02 : x
  2. Step 2: Convert to fraction form
    15,540.75/23,314.17 = 6,179.02/x
  3. Step 3: Cross multiply
    15,540.75x = 23,314.17 × 6,179.02
  4. Step 4: Simplify right side
    15,540.75x = 144,058,722.71
  5. Step 5: Solve for x
    x = 144,058,722.71/15,540.75
  6. Step 6: Final answer
    x = 9,269.74

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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.