Home / 33,009.60-45,553.08-17,902.20

Finding the Fourth Proportional to 33,009.60, 45,553.08 and 17,902.20

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Solution

The fourth proportional to 33,009.60, 45,553.08 and 17,902.20 is: 24,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.60 : 45,553.08 = 17,902.20 : x
  2. Step 2: Convert to fraction form
    33,009.60/45,553.08 = 17,902.20/x
  3. Step 3: Cross multiply
    33,009.60x = 45,553.08 × 17,902.20
  4. Step 4: Simplify right side
    33,009.60x = 815,500,348.78
  5. Step 5: Solve for x
    x = 815,500,348.78/33,009.60
  6. Step 6: Final answer
    x = 24,704.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.