Home / 27,821.44-41,734.72-9,101.58

Finding the Fourth Proportional to 27,821.44, 41,734.72 and 9,101.58

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Solution

The fourth proportional to 27,821.44, 41,734.72 and 9,101.58 is: 13,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.44 : 41,734.72 = 9,101.58 : x
  2. Step 2: Convert to fraction form
    27,821.44/41,734.72 = 9,101.58/x
  3. Step 3: Cross multiply
    27,821.44x = 41,734.72 × 9,101.58
  4. Step 4: Simplify right side
    27,821.44x = 379,851,892.86
  5. Step 5: Solve for x
    x = 379,851,892.86/27,821.44
  6. Step 6: Final answer
    x = 13,653.21

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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.