Home / 39,234.20-58,842.99-12,932.69

Finding the Fourth Proportional to 39,234.20, 58,842.99 and 12,932.69

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Solution

The fourth proportional to 39,234.20, 58,842.99 and 12,932.69 is: 19,396.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,234.20 : 58,842.99 = 12,932.69 : x
  2. Step 2: Convert to fraction form
    39,234.20/58,842.99 = 12,932.69/x
  3. Step 3: Cross multiply
    39,234.20x = 58,842.99 × 12,932.69
  4. Step 4: Simplify right side
    39,234.20x = 760,997,854.13
  5. Step 5: Solve for x
    x = 760,997,854.13/39,234.20
  6. Step 6: Final answer
    x = 19,396.29

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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.