Home / 10,027.17-15,040.20-3,453.21

Finding the Fourth Proportional to 10,027.17, 15,040.20 and 3,453.21

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Solution

The fourth proportional to 10,027.17, 15,040.20 and 3,453.21 is: 5,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.17 : 15,040.20 = 3,453.21 : x
  2. Step 2: Convert to fraction form
    10,027.17/15,040.20 = 3,453.21/x
  3. Step 3: Cross multiply
    10,027.17x = 15,040.20 × 3,453.21
  4. Step 4: Simplify right side
    10,027.17x = 51,936,969.04
  5. Step 5: Solve for x
    x = 51,936,969.04/10,027.17
  6. Step 6: Final answer
    x = 5,179.62

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1.5x scale

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.