Home / 18,235.48-27,342.97-5,753.18

Finding the Fourth Proportional to 18,235.48, 27,342.97 and 5,753.18

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Solution

The fourth proportional to 18,235.48, 27,342.97 and 5,753.18 is: 8,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.48 : 27,342.97 = 5,753.18 : x
  2. Step 2: Convert to fraction form
    18,235.48/27,342.97 = 5,753.18/x
  3. Step 3: Cross multiply
    18,235.48x = 27,342.97 × 5,753.18
  4. Step 4: Simplify right side
    18,235.48x = 157,308,928.31
  5. Step 5: Solve for x
    x = 157,308,928.31/18,235.48
  6. Step 6: Final answer
    x = 8,626.53

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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.