Home / 36,116.28-49,845.78-21,966.39

Finding the Fourth Proportional to 36,116.28, 49,845.78 and 21,966.39

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Solution

The fourth proportional to 36,116.28, 49,845.78 and 21,966.39 is: 30,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.28 : 49,845.78 = 21,966.39 : x
  2. Step 2: Convert to fraction form
    36,116.28/49,845.78 = 21,966.39/x
  3. Step 3: Cross multiply
    36,116.28x = 49,845.78 × 21,966.39
  4. Step 4: Simplify right side
    36,116.28x = 1,094,931,843.33
  5. Step 5: Solve for x
    x = 1,094,931,843.33/36,116.28
  6. Step 6: Final answer
    x = 30,316.85

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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.