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Finding the Fourth Proportional to 22,010.88, 33,008.16 and 8,858.80

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Solution

The fourth proportional to 22,010.88, 33,008.16 and 8,858.80 is: 13,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.88 : 33,008.16 = 8,858.80 : x
  2. Step 2: Convert to fraction form
    22,010.88/33,008.16 = 8,858.80/x
  3. Step 3: Cross multiply
    22,010.88x = 33,008.16 × 8,858.80
  4. Step 4: Simplify right side
    22,010.88x = 292,412,687.81
  5. Step 5: Solve for x
    x = 292,412,687.81/22,010.88
  6. Step 6: Final answer
    x = 13,284.92

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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.