Home / 41,723.40-62,578.56-13,643.22

Finding the Fourth Proportional to 41,723.40, 62,578.56 and 13,643.22

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Solution

The fourth proportional to 41,723.40, 62,578.56 and 13,643.22 is: 20,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,723.40 : 62,578.56 = 13,643.22 : x
  2. Step 2: Convert to fraction form
    41,723.40/62,578.56 = 13,643.22/x
  3. Step 3: Cross multiply
    41,723.40x = 62,578.56 × 13,643.22
  4. Step 4: Simplify right side
    41,723.40x = 853,773,061.36
  5. Step 5: Solve for x
    x = 853,773,061.36/41,723.40
  6. Step 6: Final answer
    x = 20,462.69

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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.