Home / 22,016.21-30,382.05-11,944.38

Finding the Fourth Proportional to 22,016.21, 30,382.05 and 11,944.38

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Solution

The fourth proportional to 22,016.21, 30,382.05 and 11,944.38 is: 16,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.21 : 30,382.05 = 11,944.38 : x
  2. Step 2: Convert to fraction form
    22,016.21/30,382.05 = 11,944.38/x
  3. Step 3: Cross multiply
    22,016.21x = 30,382.05 × 11,944.38
  4. Step 4: Simplify right side
    22,016.21x = 362,894,750.38
  5. Step 5: Solve for x
    x = 362,894,750.38/22,016.21
  6. Step 6: Final answer
    x = 16,483.07

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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.