Home / 19,965.26-27,552.18-11,013

Finding the Fourth Proportional to 19,965.26, 27,552.18 and 11,013

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Solution

The fourth proportional to 19,965.26, 27,552.18 and 11,013 is: 15,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.26 : 27,552.18 = 11,013 : x
  2. Step 2: Convert to fraction form
    19,965.26/27,552.18 = 11,013/x
  3. Step 3: Cross multiply
    19,965.26x = 27,552.18 × 11,013
  4. Step 4: Simplify right side
    19,965.26x = 303,432,158.34
  5. Step 5: Solve for x
    x = 303,432,158.34/19,965.26
  6. Step 6: Final answer
    x = 15,198.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.