Home / 39,863.75-59,754.58-17,687.57

Finding the Fourth Proportional to 39,863.75, 59,754.58 and 17,687.57

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Solution

The fourth proportional to 39,863.75, 59,754.58 and 17,687.57 is: 26,513.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,863.75 : 59,754.58 = 17,687.57 : x
  2. Step 2: Convert to fraction form
    39,863.75/59,754.58 = 17,687.57/x
  3. Step 3: Cross multiply
    39,863.75x = 59,754.58 × 17,687.57
  4. Step 4: Simplify right side
    39,863.75x = 1,056,912,973.58
  5. Step 5: Solve for x
    x = 1,056,912,973.58/39,863.75
  6. Step 6: Final answer
    x = 26,513.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.