Home / 40,159.04-60,266.19-13,863.79

Finding the Fourth Proportional to 40,159.04, 60,266.19 and 13,863.79

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Solution

The fourth proportional to 40,159.04, 60,266.19 and 13,863.79 is: 20,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,159.04 : 60,266.19 = 13,863.79 : x
  2. Step 2: Convert to fraction form
    40,159.04/60,266.19 = 13,863.79/x
  3. Step 3: Cross multiply
    40,159.04x = 60,266.19 × 13,863.79
  4. Step 4: Simplify right side
    40,159.04x = 835,517,500.93
  5. Step 5: Solve for x
    x = 835,517,500.93/40,159.04
  6. Step 6: Final answer
    x = 20,805.22

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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.