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Finding the Fourth Proportional to 22,159.93, 33,239.90 and 9,009.22

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Solution

The fourth proportional to 22,159.93, 33,239.90 and 9,009.22 is: 13,513.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.93 : 33,239.90 = 9,009.22 : x
  2. Step 2: Convert to fraction form
    22,159.93/33,239.90 = 9,009.22/x
  3. Step 3: Cross multiply
    22,159.93x = 33,239.90 × 9,009.22
  4. Step 4: Simplify right side
    22,159.93x = 299,465,571.88
  5. Step 5: Solve for x
    x = 299,465,571.88/22,159.93
  6. Step 6: Final answer
    x = 13,513.83

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Similar ratio
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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.