Home / 27,821.95-41,732.93-8,101.15

Finding the Fourth Proportional to 27,821.95, 41,732.93 and 8,101.15

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Solution

The fourth proportional to 27,821.95, 41,732.93 and 8,101.15 is: 12,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.95 : 41,732.93 = 8,101.15 : x
  2. Step 2: Convert to fraction form
    27,821.95/41,732.93 = 8,101.15/x
  3. Step 3: Cross multiply
    27,821.95x = 41,732.93 × 8,101.15
  4. Step 4: Simplify right side
    27,821.95x = 338,084,685.36
  5. Step 5: Solve for x
    x = 338,084,685.36/27,821.95
  6. Step 6: Final answer
    x = 12,151.73

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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.