Home / 15,982.11-22,046.28-10,003.40

Finding the Fourth Proportional to 15,982.11, 22,046.28 and 10,003.40

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Solution

The fourth proportional to 15,982.11, 22,046.28 and 10,003.40 is: 13,799.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.11 : 22,046.28 = 10,003.40 : x
  2. Step 2: Convert to fraction form
    15,982.11/22,046.28 = 10,003.40/x
  3. Step 3: Cross multiply
    15,982.11x = 22,046.28 × 10,003.40
  4. Step 4: Simplify right side
    15,982.11x = 220,537,734.48
  5. Step 5: Solve for x
    x = 220,537,734.48/15,982.11
  6. Step 6: Final answer
    x = 13,799.04

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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.