Home / 22,062.55-30,450.75-13,108.33

Finding the Fourth Proportional to 22,062.55, 30,450.75 and 13,108.33

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Solution

The fourth proportional to 22,062.55, 30,450.75 and 13,108.33 is: 18,092.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,062.55 : 30,450.75 = 13,108.33 : x
  2. Step 2: Convert to fraction form
    22,062.55/30,450.75 = 13,108.33/x
  3. Step 3: Cross multiply
    22,062.55x = 30,450.75 × 13,108.33
  4. Step 4: Simplify right side
    22,062.55x = 399,158,479.75
  5. Step 5: Solve for x
    x = 399,158,479.75/22,062.55
  6. Step 6: Final answer
    x = 18,092.13

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