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Finding the Fourth Proportional to 22,010.66, 33,015.66 and 8,862.69

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Solution

The fourth proportional to 22,010.66, 33,015.66 and 8,862.69 is: 13,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.66 : 33,015.66 = 8,862.69 : x
  2. Step 2: Convert to fraction form
    22,010.66/33,015.66 = 8,862.69/x
  3. Step 3: Cross multiply
    22,010.66x = 33,015.66 × 8,862.69
  4. Step 4: Simplify right side
    22,010.66x = 292,607,559.73
  5. Step 5: Solve for x
    x = 292,607,559.73/22,010.66
  6. Step 6: Final answer
    x = 13,293.90

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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.