Home / 10,021.16-15,027.96-3,446.12

Finding the Fourth Proportional to 10,021.16, 15,027.96 and 3,446.12

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Solution

The fourth proportional to 10,021.16, 15,027.96 and 3,446.12 is: 5,167.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.16 : 15,027.96 = 3,446.12 : x
  2. Step 2: Convert to fraction form
    10,021.16/15,027.96 = 3,446.12/x
  3. Step 3: Cross multiply
    10,021.16x = 15,027.96 × 3,446.12
  4. Step 4: Simplify right side
    10,021.16x = 51,788,153.52
  5. Step 5: Solve for x
    x = 51,788,153.52/10,021.16
  6. Step 6: Final answer
    x = 5,167.88

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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.