Home / 49,176.18-67,869.09-27,960.66

Finding the Fourth Proportional to 49,176.18, 67,869.09 and 27,960.66

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Solution

The fourth proportional to 49,176.18, 67,869.09 and 27,960.66 is: 38,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,176.18 : 67,869.09 = 27,960.66 : x
  2. Step 2: Convert to fraction form
    49,176.18/67,869.09 = 27,960.66/x
  3. Step 3: Cross multiply
    49,176.18x = 67,869.09 × 27,960.66
  4. Step 4: Simplify right side
    49,176.18x = 1,897,664,550.00
  5. Step 5: Solve for x
    x = 1,897,664,550.00/49,176.18
  6. Step 6: Final answer
    x = 38,589.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.