Home / 22,229.61-33,367.90-21,727.63

Finding the Fourth Proportional to 22,229.61, 33,367.90 and 21,727.63

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Solution

The fourth proportional to 22,229.61, 33,367.90 and 21,727.63 is: 32,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.61 : 33,367.90 = 21,727.63 : x
  2. Step 2: Convert to fraction form
    22,229.61/33,367.90 = 21,727.63/x
  3. Step 3: Cross multiply
    22,229.61x = 33,367.90 × 21,727.63
  4. Step 4: Simplify right side
    22,229.61x = 725,005,385.08
  5. Step 5: Solve for x
    x = 725,005,385.08/22,229.61
  6. Step 6: Final answer
    x = 32,614.41

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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.