Home / 22,001.33-33,018.39-8,853.81

Finding the Fourth Proportional to 22,001.33, 33,018.39 and 8,853.81

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Solution

The fourth proportional to 22,001.33, 33,018.39 and 8,853.81 is: 13,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001.33 : 33,018.39 = 8,853.81 : x
  2. Step 2: Convert to fraction form
    22,001.33/33,018.39 = 8,853.81/x
  3. Step 3: Cross multiply
    22,001.33x = 33,018.39 × 8,853.81
  4. Step 4: Simplify right side
    22,001.33x = 292,338,551.57
  5. Step 5: Solve for x
    x = 292,338,551.57/22,001.33
  6. Step 6: Final answer
    x = 13,287.32

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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.