Home / 22,305.20-33,202.96-21,972.92

Finding the Fourth Proportional to 22,305.20, 33,202.96 and 21,972.92

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Solution

The fourth proportional to 22,305.20, 33,202.96 and 21,972.92 is: 32,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.20 : 33,202.96 = 21,972.92 : x
  2. Step 2: Convert to fraction form
    22,305.20/33,202.96 = 21,972.92/x
  3. Step 3: Cross multiply
    22,305.20x = 33,202.96 × 21,972.92
  4. Step 4: Simplify right side
    22,305.20x = 729,565,983.84
  5. Step 5: Solve for x
    x = 729,565,983.84/22,305.20
  6. Step 6: Final answer
    x = 32,708.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.