Home / 27,406.12-41,042.92-15,683.80

Finding the Fourth Proportional to 27,406.12, 41,042.92 and 15,683.80

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Solution

The fourth proportional to 27,406.12, 41,042.92 and 15,683.80 is: 23,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.12 : 41,042.92 = 15,683.80 : x
  2. Step 2: Convert to fraction form
    27,406.12/41,042.92 = 15,683.80/x
  3. Step 3: Cross multiply
    27,406.12x = 41,042.92 × 15,683.80
  4. Step 4: Simplify right side
    27,406.12x = 643,708,948.70
  5. Step 5: Solve for x
    x = 643,708,948.70/27,406.12
  6. Step 6: Final answer
    x = 23,487.78

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1.5x scale

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.