Home / 22,162.18-33,249.79-10,322.90

Finding the Fourth Proportional to 22,162.18, 33,249.79 and 10,322.90

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Solution

The fourth proportional to 22,162.18, 33,249.79 and 10,322.90 is: 15,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,162.18 : 33,249.79 = 10,322.90 : x
  2. Step 2: Convert to fraction form
    22,162.18/33,249.79 = 10,322.90/x
  3. Step 3: Cross multiply
    22,162.18x = 33,249.79 × 10,322.90
  4. Step 4: Simplify right side
    22,162.18x = 343,234,065.13
  5. Step 5: Solve for x
    x = 343,234,065.13/22,162.18
  6. Step 6: Final answer
    x = 15,487.38

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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.