Home / 27,200.07-40,791.46-8,727.75

Finding the Fourth Proportional to 27,200.07, 40,791.46 and 8,727.75

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Solution

The fourth proportional to 27,200.07, 40,791.46 and 8,727.75 is: 13,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,200.07 : 40,791.46 = 8,727.75 : x
  2. Step 2: Convert to fraction form
    27,200.07/40,791.46 = 8,727.75/x
  3. Step 3: Cross multiply
    27,200.07x = 40,791.46 × 8,727.75
  4. Step 4: Simplify right side
    27,200.07x = 356,017,665.02
  5. Step 5: Solve for x
    x = 356,017,665.02/27,200.07
  6. Step 6: Final answer
    x = 13,088.85

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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.