Home / 22,291.38-33,478.70-19,623.92

Finding the Fourth Proportional to 22,291.38, 33,478.70 and 19,623.92

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Solution

The fourth proportional to 22,291.38, 33,478.70 and 19,623.92 is: 29,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,291.38 : 33,478.70 = 19,623.92 : x
  2. Step 2: Convert to fraction form
    22,291.38/33,478.70 = 19,623.92/x
  3. Step 3: Cross multiply
    22,291.38x = 33,478.70 × 19,623.92
  4. Step 4: Simplify right side
    22,291.38x = 656,983,064.99
  5. Step 5: Solve for x
    x = 656,983,064.99/22,291.38
  6. Step 6: Final answer
    x = 29,472.52

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1.5x scale

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.