Home / 21,449.92-32,175.11-5,867.55

Finding the Fourth Proportional to 21,449.92, 32,175.11 and 5,867.55

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Solution

The fourth proportional to 21,449.92, 32,175.11 and 5,867.55 is: 8,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,449.92 : 32,175.11 = 5,867.55 : x
  2. Step 2: Convert to fraction form
    21,449.92/32,175.11 = 5,867.55/x
  3. Step 3: Cross multiply
    21,449.92x = 32,175.11 × 5,867.55
  4. Step 4: Simplify right side
    21,449.92x = 188,789,066.68
  5. Step 5: Solve for x
    x = 188,789,066.68/21,449.92
  6. Step 6: Final answer
    x = 8,801.39

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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.