Home / 40,976.69-61,439.58-17,272.04

Finding the Fourth Proportional to 40,976.69, 61,439.58 and 17,272.04

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Solution

The fourth proportional to 40,976.69, 61,439.58 and 17,272.04 is: 25,897.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,976.69 : 61,439.58 = 17,272.04 : x
  2. Step 2: Convert to fraction form
    40,976.69/61,439.58 = 17,272.04/x
  3. Step 3: Cross multiply
    40,976.69x = 61,439.58 × 17,272.04
  4. Step 4: Simplify right side
    40,976.69x = 1,061,186,921.74
  5. Step 5: Solve for x
    x = 1,061,186,921.74/40,976.69
  6. Step 6: Final answer
    x = 25,897.33

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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.