Home / 10,028.74-15,045.54-3,103.24

Finding the Fourth Proportional to 10,028.74, 15,045.54 and 3,103.24

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Solution

The fourth proportional to 10,028.74, 15,045.54 and 3,103.24 is: 4,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.74 : 15,045.54 = 3,103.24 : x
  2. Step 2: Convert to fraction form
    10,028.74/15,045.54 = 3,103.24/x
  3. Step 3: Cross multiply
    10,028.74x = 15,045.54 × 3,103.24
  4. Step 4: Simplify right side
    10,028.74x = 46,689,921.55
  5. Step 5: Solve for x
    x = 46,689,921.55/10,028.74
  6. Step 6: Final answer
    x = 4,655.61

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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.