Home / 17,092.42-23,572.80-11,121.90

Finding the Fourth Proportional to 17,092.42, 23,572.80 and 11,121.90

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Solution

The fourth proportional to 17,092.42, 23,572.80 and 11,121.90 is: 15,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,092.42 : 23,572.80 = 11,121.90 : x
  2. Step 2: Convert to fraction form
    17,092.42/23,572.80 = 11,121.90/x
  3. Step 3: Cross multiply
    17,092.42x = 23,572.80 × 11,121.90
  4. Step 4: Simplify right side
    17,092.42x = 262,174,324.32
  5. Step 5: Solve for x
    x = 262,174,324.32/17,092.42
  6. Step 6: Final answer
    x = 15,338.63

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1.5x scale

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.