Home / 22,542.76-33,799.02-20,197

Finding the Fourth Proportional to 22,542.76, 33,799.02 and 20,197

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Solution

The fourth proportional to 22,542.76, 33,799.02 and 20,197 is: 30,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,542.76 : 33,799.02 = 20,197 : x
  2. Step 2: Convert to fraction form
    22,542.76/33,799.02 = 20,197/x
  3. Step 3: Cross multiply
    22,542.76x = 33,799.02 × 20,197
  4. Step 4: Simplify right side
    22,542.76x = 682,638,806.94
  5. Step 5: Solve for x
    x = 682,638,806.94/22,542.76
  6. Step 6: Final answer
    x = 30,281.95

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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.