Home / 33,123.80-45,703.04-22,388.69

Finding the Fourth Proportional to 33,123.80, 45,703.04 and 22,388.69

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Solution

The fourth proportional to 33,123.80, 45,703.04 and 22,388.69 is: 30,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,123.80 : 45,703.04 = 22,388.69 : x
  2. Step 2: Convert to fraction form
    33,123.80/45,703.04 = 22,388.69/x
  3. Step 3: Cross multiply
    33,123.80x = 45,703.04 × 22,388.69
  4. Step 4: Simplify right side
    33,123.80x = 1,023,230,854.16
  5. Step 5: Solve for x
    x = 1,023,230,854.16/33,123.80
  6. Step 6: Final answer
    x = 30,891.11

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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.