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Finding the Fourth Proportional to 22,575.88, 33,878.82 and 10,091.68

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Solution

The fourth proportional to 22,575.88, 33,878.82 and 10,091.68 is: 15,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,575.88 : 33,878.82 = 10,091.68 : x
  2. Step 2: Convert to fraction form
    22,575.88/33,878.82 = 10,091.68/x
  3. Step 3: Cross multiply
    22,575.88x = 33,878.82 × 10,091.68
  4. Step 4: Simplify right side
    22,575.88x = 341,894,210.22
  5. Step 5: Solve for x
    x = 341,894,210.22/22,575.88
  6. Step 6: Final answer
    x = 15,144.23

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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.