Home / 11,716.24-17,532.64-9,391.18

Finding the Fourth Proportional to 11,716.24, 17,532.64 and 9,391.18

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Solution

The fourth proportional to 11,716.24, 17,532.64 and 9,391.18 is: 14,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.24 : 17,532.64 = 9,391.18 : x
  2. Step 2: Convert to fraction form
    11,716.24/17,532.64 = 9,391.18/x
  3. Step 3: Cross multiply
    11,716.24x = 17,532.64 × 9,391.18
  4. Step 4: Simplify right side
    11,716.24x = 164,652,043.50
  5. Step 5: Solve for x
    x = 164,652,043.50/11,716.24
  6. Step 6: Final answer
    x = 14,053.32

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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.