Home / 33,251.18-45,863.10-19,812.08

Finding the Fourth Proportional to 33,251.18, 45,863.10 and 19,812.08

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Solution

The fourth proportional to 33,251.18, 45,863.10 and 19,812.08 is: 27,326.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.18 : 45,863.10 = 19,812.08 : x
  2. Step 2: Convert to fraction form
    33,251.18/45,863.10 = 19,812.08/x
  3. Step 3: Cross multiply
    33,251.18x = 45,863.10 × 19,812.08
  4. Step 4: Simplify right side
    33,251.18x = 908,643,406.25
  5. Step 5: Solve for x
    x = 908,643,406.25/33,251.18
  6. Step 6: Final answer
    x = 27,326.65

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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.