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Finding the Fourth Proportional to 10,017.97, 15,027.95 and 3,443.29

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Solution

The fourth proportional to 10,017.97, 15,027.95 and 3,443.29 is: 5,165.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017.97 : 15,027.95 = 3,443.29 : x
  2. Step 2: Convert to fraction form
    10,017.97/15,027.95 = 3,443.29/x
  3. Step 3: Cross multiply
    10,017.97x = 15,027.95 × 3,443.29
  4. Step 4: Simplify right side
    10,017.97x = 51,745,560.99
  5. Step 5: Solve for x
    x = 51,745,560.99/10,017.97
  6. Step 6: Final answer
    x = 5,165.28

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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.