Home / 36,046.92-49,742.40-19,914.15

Finding the Fourth Proportional to 36,046.92, 49,742.40 and 19,914.15

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Solution

The fourth proportional to 36,046.92, 49,742.40 and 19,914.15 is: 27,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.92 : 49,742.40 = 19,914.15 : x
  2. Step 2: Convert to fraction form
    36,046.92/49,742.40 = 19,914.15/x
  3. Step 3: Cross multiply
    36,046.92x = 49,742.40 × 19,914.15
  4. Step 4: Simplify right side
    36,046.92x = 990,577,876.17
  5. Step 5: Solve for x
    x = 990,577,876.17/36,046.92
  6. Step 6: Final answer
    x = 27,480.23

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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.