Home / 11,849.04-17,760.93-8,918.28

Finding the Fourth Proportional to 11,849.04, 17,760.93 and 8,918.28

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Solution

The fourth proportional to 11,849.04, 17,760.93 and 8,918.28 is: 13,367.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.04 : 17,760.93 = 8,918.28 : x
  2. Step 2: Convert to fraction form
    11,849.04/17,760.93 = 8,918.28/x
  3. Step 3: Cross multiply
    11,849.04x = 17,760.93 × 8,918.28
  4. Step 4: Simplify right side
    11,849.04x = 158,396,946.80
  5. Step 5: Solve for x
    x = 158,396,946.80/11,849.04
  6. Step 6: Final answer
    x = 13,367.91

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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.