Home / 22,161.45-33,218.81-7,366.38

Finding the Fourth Proportional to 22,161.45, 33,218.81 and 7,366.38

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Solution

The fourth proportional to 22,161.45, 33,218.81 and 7,366.38 is: 11,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.45 : 33,218.81 = 7,366.38 : x
  2. Step 2: Convert to fraction form
    22,161.45/33,218.81 = 7,366.38/x
  3. Step 3: Cross multiply
    22,161.45x = 33,218.81 × 7,366.38
  4. Step 4: Simplify right side
    22,161.45x = 244,702,340.78
  5. Step 5: Solve for x
    x = 244,702,340.78/22,161.45
  6. Step 6: Final answer
    x = 11,041.80

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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.