Home / 13,724.85-20,587.27-6,327.13

Finding the Fourth Proportional to 13,724.85, 20,587.27 and 6,327.13

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Solution

The fourth proportional to 13,724.85, 20,587.27 and 6,327.13 is: 9,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.85 : 20,587.27 = 6,327.13 : x
  2. Step 2: Convert to fraction form
    13,724.85/20,587.27 = 6,327.13/x
  3. Step 3: Cross multiply
    13,724.85x = 20,587.27 × 6,327.13
  4. Step 4: Simplify right side
    13,724.85x = 130,258,214.88
  5. Step 5: Solve for x
    x = 130,258,214.88/13,724.85
  6. Step 6: Final answer
    x = 9,490.69

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Similar ratio
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1.5x scale

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.