Home / 13,546.16-20,327.90-5,754.97

Finding the Fourth Proportional to 13,546.16, 20,327.90 and 5,754.97

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Solution

The fourth proportional to 13,546.16, 20,327.90 and 5,754.97 is: 8,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.16 : 20,327.90 = 5,754.97 : x
  2. Step 2: Convert to fraction form
    13,546.16/20,327.90 = 5,754.97/x
  3. Step 3: Cross multiply
    13,546.16x = 20,327.90 × 5,754.97
  4. Step 4: Simplify right side
    13,546.16x = 116,986,454.66
  5. Step 5: Solve for x
    x = 116,986,454.66/13,546.16
  6. Step 6: Final answer
    x = 8,636.13

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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.