Home / 19,249.11-28,882.88-9,383.01

Finding the Fourth Proportional to 19,249.11, 28,882.88 and 9,383.01

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Solution

The fourth proportional to 19,249.11, 28,882.88 and 9,383.01 is: 14,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.11 : 28,882.88 = 9,383.01 : x
  2. Step 2: Convert to fraction form
    19,249.11/28,882.88 = 9,383.01/x
  3. Step 3: Cross multiply
    19,249.11x = 28,882.88 × 9,383.01
  4. Step 4: Simplify right side
    19,249.11x = 271,008,231.83
  5. Step 5: Solve for x
    x = 271,008,231.83/19,249.11
  6. Step 6: Final answer
    x = 14,079.00

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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.