Home / 41,643.65-62,468.55-13,187.14

Finding the Fourth Proportional to 41,643.65, 62,468.55 and 13,187.14

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Solution

The fourth proportional to 41,643.65, 62,468.55 and 13,187.14 is: 19,781.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,643.65 : 62,468.55 = 13,187.14 : x
  2. Step 2: Convert to fraction form
    41,643.65/62,468.55 = 13,187.14/x
  3. Step 3: Cross multiply
    41,643.65x = 62,468.55 × 13,187.14
  4. Step 4: Simplify right side
    41,643.65x = 823,781,358.28
  5. Step 5: Solve for x
    x = 823,781,358.28/41,643.65
  6. Step 6: Final answer
    x = 19,781.68

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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.