Home / 51,863.13-71,542.31-33,986.97

Finding the Fourth Proportional to 51,863.13, 71,542.31 and 33,986.97

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Solution

The fourth proportional to 51,863.13, 71,542.31 and 33,986.97 is: 46,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,863.13 : 71,542.31 = 33,986.97 : x
  2. Step 2: Convert to fraction form
    51,863.13/71,542.31 = 33,986.97/x
  3. Step 3: Cross multiply
    51,863.13x = 71,542.31 × 33,986.97
  4. Step 4: Simplify right side
    51,863.13x = 2,431,506,173.77
  5. Step 5: Solve for x
    x = 2,431,506,173.77/51,863.13
  6. Step 6: Final answer
    x = 46,883.14

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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.