Home / 11,913.99-17,882.67-9,952.22

Finding the Fourth Proportional to 11,913.99, 17,882.67 and 9,952.22

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Solution

The fourth proportional to 11,913.99, 17,882.67 and 9,952.22 is: 14,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.99 : 17,882.67 = 9,952.22 : x
  2. Step 2: Convert to fraction form
    11,913.99/17,882.67 = 9,952.22/x
  3. Step 3: Cross multiply
    11,913.99x = 17,882.67 × 9,952.22
  4. Step 4: Simplify right side
    11,913.99x = 177,972,247.46
  5. Step 5: Solve for x
    x = 177,972,247.46/11,913.99
  6. Step 6: Final answer
    x = 14,938.09

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1.5x scale

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.