Home / 27,179.44-40,767.81-7,458.10

Finding the Fourth Proportional to 27,179.44, 40,767.81 and 7,458.10

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Solution

The fourth proportional to 27,179.44, 40,767.81 and 7,458.10 is: 11,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.44 : 40,767.81 = 7,458.10 : x
  2. Step 2: Convert to fraction form
    27,179.44/40,767.81 = 7,458.10/x
  3. Step 3: Cross multiply
    27,179.44x = 40,767.81 × 7,458.10
  4. Step 4: Simplify right side
    27,179.44x = 304,050,403.76
  5. Step 5: Solve for x
    x = 304,050,403.76/27,179.44
  6. Step 6: Final answer
    x = 11,186.78

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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.