Home / 11,833.35-17,713.11-8,716.87

Finding the Fourth Proportional to 11,833.35, 17,713.11 and 8,716.87

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Solution

The fourth proportional to 11,833.35, 17,713.11 and 8,716.87 is: 13,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.35 : 17,713.11 = 8,716.87 : x
  2. Step 2: Convert to fraction form
    11,833.35/17,713.11 = 8,716.87/x
  3. Step 3: Cross multiply
    11,833.35x = 17,713.11 × 8,716.87
  4. Step 4: Simplify right side
    11,833.35x = 154,402,877.17
  5. Step 5: Solve for x
    x = 154,402,877.17/11,833.35
  6. Step 6: Final answer
    x = 13,048.11

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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.