Home / 18,822.04-25,985.68-11,758.04

Finding the Fourth Proportional to 18,822.04, 25,985.68 and 11,758.04

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Solution

The fourth proportional to 18,822.04, 25,985.68 and 11,758.04 is: 16,233.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.04 : 25,985.68 = 11,758.04 : x
  2. Step 2: Convert to fraction form
    18,822.04/25,985.68 = 11,758.04/x
  3. Step 3: Cross multiply
    18,822.04x = 25,985.68 × 11,758.04
  4. Step 4: Simplify right side
    18,822.04x = 305,540,664.87
  5. Step 5: Solve for x
    x = 305,540,664.87/18,822.04
  6. Step 6: Final answer
    x = 16,233.13

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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.