Home / 10,018.85-15,028.11-3,444.87

Finding the Fourth Proportional to 10,018.85, 15,028.11 and 3,444.87

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Solution

The fourth proportional to 10,018.85, 15,028.11 and 3,444.87 is: 5,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.85 : 15,028.11 = 3,444.87 : x
  2. Step 2: Convert to fraction form
    10,018.85/15,028.11 = 3,444.87/x
  3. Step 3: Cross multiply
    10,018.85x = 15,028.11 × 3,444.87
  4. Step 4: Simplify right side
    10,018.85x = 51,769,826.30
  5. Step 5: Solve for x
    x = 51,769,826.30/10,018.85
  6. Step 6: Final answer
    x = 5,167.24

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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.