Home / 27,517.12-41,275.88-6,740.64

Finding the Fourth Proportional to 27,517.12, 41,275.88 and 6,740.64

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Solution

The fourth proportional to 27,517.12, 41,275.88 and 6,740.64 is: 10,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,517.12 : 41,275.88 = 6,740.64 : x
  2. Step 2: Convert to fraction form
    27,517.12/41,275.88 = 6,740.64/x
  3. Step 3: Cross multiply
    27,517.12x = 41,275.88 × 6,740.64
  4. Step 4: Simplify right side
    27,517.12x = 278,225,847.76
  5. Step 5: Solve for x
    x = 278,225,847.76/27,517.12
  6. Step 6: Final answer
    x = 10,111.01

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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.