Home / 20,045.24-27,662.84-11,092.52

Finding the Fourth Proportional to 20,045.24, 27,662.84 and 11,092.52

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Solution

The fourth proportional to 20,045.24, 27,662.84 and 11,092.52 is: 15,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.24 : 27,662.84 = 11,092.52 : x
  2. Step 2: Convert to fraction form
    20,045.24/27,662.84 = 11,092.52/x
  3. Step 3: Cross multiply
    20,045.24x = 27,662.84 × 11,092.52
  4. Step 4: Simplify right side
    20,045.24x = 306,850,605.96
  5. Step 5: Solve for x
    x = 306,850,605.96/20,045.24
  6. Step 6: Final answer
    x = 15,307.90

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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.