Home / 27,821.55-41,734.92-9,101.71

Finding the Fourth Proportional to 27,821.55, 41,734.92 and 9,101.71

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Solution

The fourth proportional to 27,821.55, 41,734.92 and 9,101.71 is: 13,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.55 : 41,734.92 = 9,101.71 : x
  2. Step 2: Convert to fraction form
    27,821.55/41,734.92 = 9,101.71/x
  3. Step 3: Cross multiply
    27,821.55x = 41,734.92 × 9,101.71
  4. Step 4: Simplify right side
    27,821.55x = 379,859,138.71
  5. Step 5: Solve for x
    x = 379,859,138.71/27,821.55
  6. Step 6: Final answer
    x = 13,653.41

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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.