Home / 17,986.04-26,966.75-8,119.93

Finding the Fourth Proportional to 17,986.04, 26,966.75 and 8,119.93

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Solution

The fourth proportional to 17,986.04, 26,966.75 and 8,119.93 is: 12,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.04 : 26,966.75 = 8,119.93 : x
  2. Step 2: Convert to fraction form
    17,986.04/26,966.75 = 8,119.93/x
  3. Step 3: Cross multiply
    17,986.04x = 26,966.75 × 8,119.93
  4. Step 4: Simplify right side
    17,986.04x = 218,968,122.33
  5. Step 5: Solve for x
    x = 218,968,122.33/17,986.04
  6. Step 6: Final answer
    x = 12,174.34

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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.