Home / 10,027.16-15,040.19-3,453.20

Finding the Fourth Proportional to 10,027.16, 15,040.19 and 3,453.20

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Solution

The fourth proportional to 10,027.16, 15,040.19 and 3,453.20 is: 5,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.16 : 15,040.19 = 3,453.20 : x
  2. Step 2: Convert to fraction form
    10,027.16/15,040.19 = 3,453.20/x
  3. Step 3: Cross multiply
    10,027.16x = 15,040.19 × 3,453.20
  4. Step 4: Simplify right side
    10,027.16x = 51,936,691.64
  5. Step 5: Solve for x
    x = 51,936,691.64/10,027.16
  6. Step 6: Final answer
    x = 5,179.60

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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.