Home / 29,310.20-40,448.82-17,985.95

Finding the Fourth Proportional to 29,310.20, 40,448.82 and 17,985.95

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Solution

The fourth proportional to 29,310.20, 40,448.82 and 17,985.95 is: 24,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,310.20 : 40,448.82 = 17,985.95 : x
  2. Step 2: Convert to fraction form
    29,310.20/40,448.82 = 17,985.95/x
  3. Step 3: Cross multiply
    29,310.20x = 40,448.82 × 17,985.95
  4. Step 4: Simplify right side
    29,310.20x = 727,510,470.97
  5. Step 5: Solve for x
    x = 727,510,470.97/29,310.20
  6. Step 6: Final answer
    x = 24,821.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.