Home / 32,882.22-45,366.75-20,122.09

Finding the Fourth Proportional to 32,882.22, 45,366.75 and 20,122.09

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Solution

The fourth proportional to 32,882.22, 45,366.75 and 20,122.09 is: 27,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,882.22 : 45,366.75 = 20,122.09 : x
  2. Step 2: Convert to fraction form
    32,882.22/45,366.75 = 20,122.09/x
  3. Step 3: Cross multiply
    32,882.22x = 45,366.75 × 20,122.09
  4. Step 4: Simplify right side
    32,882.22x = 912,873,713.09
  5. Step 5: Solve for x
    x = 912,873,713.09/32,882.22
  6. Step 6: Final answer
    x = 27,761.92

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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.