Home / 22,151.95-33,218.17-8,108.33

Finding the Fourth Proportional to 22,151.95, 33,218.17 and 8,108.33

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Solution

The fourth proportional to 22,151.95, 33,218.17 and 8,108.33 is: 12,158.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.95 : 33,218.17 = 8,108.33 : x
  2. Step 2: Convert to fraction form
    22,151.95/33,218.17 = 8,108.33/x
  3. Step 3: Cross multiply
    22,151.95x = 33,218.17 × 8,108.33
  4. Step 4: Simplify right side
    22,151.95x = 269,343,697.99
  5. Step 5: Solve for x
    x = 269,343,697.99/22,151.95
  6. Step 6: Final answer
    x = 12,158.92

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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.