Home / 18,292.43-27,442.97-6,605.75

Finding the Fourth Proportional to 18,292.43, 27,442.97 and 6,605.75

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Solution

The fourth proportional to 18,292.43, 27,442.97 and 6,605.75 is: 9,910.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,292.43 : 27,442.97 = 6,605.75 : x
  2. Step 2: Convert to fraction form
    18,292.43/27,442.97 = 6,605.75/x
  3. Step 3: Cross multiply
    18,292.43x = 27,442.97 × 6,605.75
  4. Step 4: Simplify right side
    18,292.43x = 181,281,399.08
  5. Step 5: Solve for x
    x = 181,281,399.08/18,292.43
  6. Step 6: Final answer
    x = 9,910.19

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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.