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Finding the Fourth Proportional to 53,855.88, 80,794.75 and 22,691.13

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Solution

The fourth proportional to 53,855.88, 80,794.75 and 22,691.13 is: 34,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,855.88 : 80,794.75 = 22,691.13 : x
  2. Step 2: Convert to fraction form
    53,855.88/80,794.75 = 22,691.13/x
  3. Step 3: Cross multiply
    53,855.88x = 80,794.75 × 22,691.13
  4. Step 4: Simplify right side
    53,855.88x = 1,833,324,175.57
  5. Step 5: Solve for x
    x = 1,833,324,175.57/53,855.88
  6. Step 6: Final answer
    x = 34,041.30

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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.