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Finding the Fourth Proportional to 22,008.92, 33,013.04 and 8,860.95

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Solution

The fourth proportional to 22,008.92, 33,013.04 and 8,860.95 is: 13,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.92 : 33,013.04 = 8,860.95 : x
  2. Step 2: Convert to fraction form
    22,008.92/33,013.04 = 8,860.95/x
  3. Step 3: Cross multiply
    22,008.92x = 33,013.04 × 8,860.95
  4. Step 4: Simplify right side
    22,008.92x = 292,526,852.48
  5. Step 5: Solve for x
    x = 292,526,852.48/22,008.92
  6. Step 6: Final answer
    x = 13,291.29

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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.