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Finding the Fourth Proportional to 22,017.70, 33,026.55 and 8,863.30

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Solution

The fourth proportional to 22,017.70, 33,026.55 and 8,863.30 is: 13,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.70 : 33,026.55 = 8,863.30 : x
  2. Step 2: Convert to fraction form
    22,017.70/33,026.55 = 8,863.30/x
  3. Step 3: Cross multiply
    22,017.70x = 33,026.55 × 8,863.30
  4. Step 4: Simplify right side
    22,017.70x = 292,724,220.62
  5. Step 5: Solve for x
    x = 292,724,220.62/22,017.70
  6. Step 6: Final answer
    x = 13,294.95

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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.