Home / 41,230.69-61,842.93-13,149.61

Finding the Fourth Proportional to 41,230.69, 61,842.93 and 13,149.61

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Solution

The fourth proportional to 41,230.69, 61,842.93 and 13,149.61 is: 19,723.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,230.69 : 61,842.93 = 13,149.61 : x
  2. Step 2: Convert to fraction form
    41,230.69/61,842.93 = 13,149.61/x
  3. Step 3: Cross multiply
    41,230.69x = 61,842.93 × 13,149.61
  4. Step 4: Simplify right side
    41,230.69x = 813,210,206.84
  5. Step 5: Solve for x
    x = 813,210,206.84/41,230.69
  6. Step 6: Final answer
    x = 19,723.42

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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.