Home / 11,868.04-17,786.49-8,733.37

Finding the Fourth Proportional to 11,868.04, 17,786.49 and 8,733.37

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Solution

The fourth proportional to 11,868.04, 17,786.49 and 8,733.37 is: 13,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868.04 : 17,786.49 = 8,733.37 : x
  2. Step 2: Convert to fraction form
    11,868.04/17,786.49 = 8,733.37/x
  3. Step 3: Cross multiply
    11,868.04x = 17,786.49 × 8,733.37
  4. Step 4: Simplify right side
    11,868.04x = 155,335,998.17
  5. Step 5: Solve for x
    x = 155,335,998.17/11,868.04
  6. Step 6: Final answer
    x = 13,088.60

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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.