Home / 11,973.24-17,907.75-11,087.64

Finding the Fourth Proportional to 11,973.24, 17,907.75 and 11,087.64

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Solution

The fourth proportional to 11,973.24, 17,907.75 and 11,087.64 is: 16,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.24 : 17,907.75 = 11,087.64 : x
  2. Step 2: Convert to fraction form
    11,973.24/17,907.75 = 11,087.64/x
  3. Step 3: Cross multiply
    11,973.24x = 17,907.75 × 11,087.64
  4. Step 4: Simplify right side
    11,973.24x = 198,554,685.21
  5. Step 5: Solve for x
    x = 198,554,685.21/11,973.24
  6. Step 6: Final answer
    x = 16,583.20

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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.