Home / 26,115.55-39,141.12-10,304.65

Finding the Fourth Proportional to 26,115.55, 39,141.12 and 10,304.65

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Solution

The fourth proportional to 26,115.55, 39,141.12 and 10,304.65 is: 15,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.55 : 39,141.12 = 10,304.65 : x
  2. Step 2: Convert to fraction form
    26,115.55/39,141.12 = 10,304.65/x
  3. Step 3: Cross multiply
    26,115.55x = 39,141.12 × 10,304.65
  4. Step 4: Simplify right side
    26,115.55x = 403,335,629.78
  5. Step 5: Solve for x
    x = 403,335,629.78/26,115.55
  6. Step 6: Final answer
    x = 15,444.27

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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.