Home / 18,165.45-27,249.93-7,073.04

Finding the Fourth Proportional to 18,165.45, 27,249.93 and 7,073.04

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Solution

The fourth proportional to 18,165.45, 27,249.93 and 7,073.04 is: 10,610.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165.45 : 27,249.93 = 7,073.04 : x
  2. Step 2: Convert to fraction form
    18,165.45/27,249.93 = 7,073.04/x
  3. Step 3: Cross multiply
    18,165.45x = 27,249.93 × 7,073.04
  4. Step 4: Simplify right side
    18,165.45x = 192,739,844.89
  5. Step 5: Solve for x
    x = 192,739,844.89/18,165.45
  6. Step 6: Final answer
    x = 10,610.24

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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.