Home / 27,113.14-40,665.09-7,387.08

Finding the Fourth Proportional to 27,113.14, 40,665.09 and 7,387.08

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Solution

The fourth proportional to 27,113.14, 40,665.09 and 7,387.08 is: 11,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.14 : 40,665.09 = 7,387.08 : x
  2. Step 2: Convert to fraction form
    27,113.14/40,665.09 = 7,387.08/x
  3. Step 3: Cross multiply
    27,113.14x = 40,665.09 × 7,387.08
  4. Step 4: Simplify right side
    27,113.14x = 300,396,273.04
  5. Step 5: Solve for x
    x = 300,396,273.04/27,113.14
  6. Step 6: Final answer
    x = 11,079.36

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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.