Home / 22,119.64-33,180.28-7,329.85

Finding the Fourth Proportional to 22,119.64, 33,180.28 and 7,329.85

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Solution

The fourth proportional to 22,119.64, 33,180.28 and 7,329.85 is: 10,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119.64 : 33,180.28 = 7,329.85 : x
  2. Step 2: Convert to fraction form
    22,119.64/33,180.28 = 7,329.85/x
  3. Step 3: Cross multiply
    22,119.64x = 33,180.28 × 7,329.85
  4. Step 4: Simplify right side
    22,119.64x = 243,206,374.08
  5. Step 5: Solve for x
    x = 243,206,374.08/22,119.64
  6. Step 6: Final answer
    x = 10,995.04

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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.