Home / 22,016.59-30,382.90-11,945.18

Finding the Fourth Proportional to 22,016.59, 30,382.90 and 11,945.18

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Solution

The fourth proportional to 22,016.59, 30,382.90 and 11,945.18 is: 16,484.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.59 : 30,382.90 = 11,945.18 : x
  2. Step 2: Convert to fraction form
    22,016.59/30,382.90 = 11,945.18/x
  3. Step 3: Cross multiply
    22,016.59x = 30,382.90 × 11,945.18
  4. Step 4: Simplify right side
    22,016.59x = 362,929,255.52
  5. Step 5: Solve for x
    x = 362,929,255.52/22,016.59
  6. Step 6: Final answer
    x = 16,484.36

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.