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Finding the Fourth Proportional to 22,009.95, 33,019.65 and 8,862.34

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Solution

The fourth proportional to 22,009.95, 33,019.65 and 8,862.34 is: 13,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009.95 : 33,019.65 = 8,862.34 : x
  2. Step 2: Convert to fraction form
    22,009.95/33,019.65 = 8,862.34/x
  3. Step 3: Cross multiply
    22,009.95x = 33,019.65 × 8,862.34
  4. Step 4: Simplify right side
    22,009.95x = 292,631,251.48
  5. Step 5: Solve for x
    x = 292,631,251.48/22,009.95
  6. Step 6: Final answer
    x = 13,295.41

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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.