Home / 51,673.97-71,328.06-30,451.88

Finding the Fourth Proportional to 51,673.97, 71,328.06 and 30,451.88

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Solution

The fourth proportional to 51,673.97, 71,328.06 and 30,451.88 is: 42,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,673.97 : 71,328.06 = 30,451.88 : x
  2. Step 2: Convert to fraction form
    51,673.97/71,328.06 = 30,451.88/x
  3. Step 3: Cross multiply
    51,673.97x = 71,328.06 × 30,451.88
  4. Step 4: Simplify right side
    51,673.97x = 2,172,073,167.11
  5. Step 5: Solve for x
    x = 2,172,073,167.11/51,673.97
  6. Step 6: Final answer
    x = 42,034.19

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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.