Home / 18,395.44-25,394.52-11,327.92

Finding the Fourth Proportional to 18,395.44, 25,394.52 and 11,327.92

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Solution

The fourth proportional to 18,395.44, 25,394.52 and 11,327.92 is: 15,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.44 : 25,394.52 = 11,327.92 : x
  2. Step 2: Convert to fraction form
    18,395.44/25,394.52 = 11,327.92/x
  3. Step 3: Cross multiply
    18,395.44x = 25,394.52 × 11,327.92
  4. Step 4: Simplify right side
    18,395.44x = 287,667,091.00
  5. Step 5: Solve for x
    x = 287,667,091.00/18,395.44
  6. Step 6: Final answer
    x = 15,637.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.