Home / 34,125.82-51,189.54-9,165.90

Finding the Fourth Proportional to 34,125.82, 51,189.54 and 9,165.90

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Solution

The fourth proportional to 34,125.82, 51,189.54 and 9,165.90 is: 13,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,125.82 : 51,189.54 = 9,165.90 : x
  2. Step 2: Convert to fraction form
    34,125.82/51,189.54 = 9,165.90/x
  3. Step 3: Cross multiply
    34,125.82x = 51,189.54 × 9,165.90
  4. Step 4: Simplify right side
    34,125.82x = 469,198,204.69
  5. Step 5: Solve for x
    x = 469,198,204.69/34,125.82
  6. Step 6: Final answer
    x = 13,749.07

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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.