Home / 25,480.64-38,221.42-8,841.22

Finding the Fourth Proportional to 25,480.64, 38,221.42 and 8,841.22

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Solution

The fourth proportional to 25,480.64, 38,221.42 and 8,841.22 is: 13,261.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.64 : 38,221.42 = 8,841.22 : x
  2. Step 2: Convert to fraction form
    25,480.64/38,221.42 = 8,841.22/x
  3. Step 3: Cross multiply
    25,480.64x = 38,221.42 × 8,841.22
  4. Step 4: Simplify right side
    25,480.64x = 337,923,982.93
  5. Step 5: Solve for x
    x = 337,923,982.93/25,480.64
  6. Step 6: Final answer
    x = 13,261.99

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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.