Home / 22,169.30-33,253.35-9,018.38

Finding the Fourth Proportional to 22,169.30, 33,253.35 and 9,018.38

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Solution

The fourth proportional to 22,169.30, 33,253.35 and 9,018.38 is: 13,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,169.30 : 33,253.35 = 9,018.38 : x
  2. Step 2: Convert to fraction form
    22,169.30/33,253.35 = 9,018.38/x
  3. Step 3: Cross multiply
    22,169.30x = 33,253.35 × 9,018.38
  4. Step 4: Simplify right side
    22,169.30x = 299,891,346.57
  5. Step 5: Solve for x
    x = 299,891,346.57/22,169.30
  6. Step 6: Final answer
    x = 13,527.33

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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.