Home / 33,177.39-49,649.15-20,703.29

Finding the Fourth Proportional to 33,177.39, 49,649.15 and 20,703.29

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Solution

The fourth proportional to 33,177.39, 49,649.15 and 20,703.29 is: 30,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,177.39 : 49,649.15 = 20,703.29 : x
  2. Step 2: Convert to fraction form
    33,177.39/49,649.15 = 20,703.29/x
  3. Step 3: Cross multiply
    33,177.39x = 49,649.15 × 20,703.29
  4. Step 4: Simplify right side
    33,177.39x = 1,027,900,554.22
  5. Step 5: Solve for x
    x = 1,027,900,554.22/33,177.39
  6. Step 6: Final answer
    x = 30,981.96

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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.