Home / 18,231.57-27,347.36-9,448.04

Finding the Fourth Proportional to 18,231.57, 27,347.36 and 9,448.04

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Solution

The fourth proportional to 18,231.57, 27,347.36 and 9,448.04 is: 14,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.57 : 27,347.36 = 9,448.04 : x
  2. Step 2: Convert to fraction form
    18,231.57/27,347.36 = 9,448.04/x
  3. Step 3: Cross multiply
    18,231.57x = 27,347.36 × 9,448.04
  4. Step 4: Simplify right side
    18,231.57x = 258,378,972.30
  5. Step 5: Solve for x
    x = 258,378,972.30/18,231.57
  6. Step 6: Final answer
    x = 14,172.06

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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.