Home / 40,752.05-61,121.07-10,766.61

Finding the Fourth Proportional to 40,752.05, 61,121.07 and 10,766.61

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Solution

The fourth proportional to 40,752.05, 61,121.07 and 10,766.61 is: 16,148.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,752.05 : 61,121.07 = 10,766.61 : x
  2. Step 2: Convert to fraction form
    40,752.05/61,121.07 = 10,766.61/x
  3. Step 3: Cross multiply
    40,752.05x = 61,121.07 × 10,766.61
  4. Step 4: Simplify right side
    40,752.05x = 658,066,622.38
  5. Step 5: Solve for x
    x = 658,066,622.38/40,752.05
  6. Step 6: Final answer
    x = 16,148.06

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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.