Home / 25,589.93-38,338.11-18,552.51

Finding the Fourth Proportional to 25,589.93, 38,338.11 and 18,552.51

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Solution

The fourth proportional to 25,589.93, 38,338.11 and 18,552.51 is: 27,794.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,589.93 : 38,338.11 = 18,552.51 : x
  2. Step 2: Convert to fraction form
    25,589.93/38,338.11 = 18,552.51/x
  3. Step 3: Cross multiply
    25,589.93x = 38,338.11 × 18,552.51
  4. Step 4: Simplify right side
    25,589.93x = 711,268,169.16
  5. Step 5: Solve for x
    x = 711,268,169.16/25,589.93
  6. Step 6: Final answer
    x = 27,794.85

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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.