Home / 27,417.27-41,126.15-6,640.79

Finding the Fourth Proportional to 27,417.27, 41,126.15 and 6,640.79

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Solution

The fourth proportional to 27,417.27, 41,126.15 and 6,640.79 is: 9,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417.27 : 41,126.15 = 6,640.79 : x
  2. Step 2: Convert to fraction form
    27,417.27/41,126.15 = 6,640.79/x
  3. Step 3: Cross multiply
    27,417.27x = 41,126.15 × 6,640.79
  4. Step 4: Simplify right side
    27,417.27x = 273,110,092.45
  5. Step 5: Solve for x
    x = 273,110,092.45/27,417.27
  6. Step 6: Final answer
    x = 9,961.24

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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.