Home / 11,982.24-17,973.36-6,777.36

Finding the Fourth Proportional to 11,982.24, 17,973.36 and 6,777.36

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Solution

The fourth proportional to 11,982.24, 17,973.36 and 6,777.36 is: 10,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.24 : 17,973.36 = 6,777.36 : x
  2. Step 2: Convert to fraction form
    11,982.24/17,973.36 = 6,777.36/x
  3. Step 3: Cross multiply
    11,982.24x = 17,973.36 × 6,777.36
  4. Step 4: Simplify right side
    11,982.24x = 121,811,931.13
  5. Step 5: Solve for x
    x = 121,811,931.13/11,982.24
  6. Step 6: Final answer
    x = 10,166.04

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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.