Home / 20,058.42-27,677.81-11,559.85

Finding the Fourth Proportional to 20,058.42, 27,677.81 and 11,559.85

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Solution

The fourth proportional to 20,058.42, 27,677.81 and 11,559.85 is: 15,950.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.42 : 27,677.81 = 11,559.85 : x
  2. Step 2: Convert to fraction form
    20,058.42/27,677.81 = 11,559.85/x
  3. Step 3: Cross multiply
    20,058.42x = 27,677.81 × 11,559.85
  4. Step 4: Simplify right side
    20,058.42x = 319,951,331.93
  5. Step 5: Solve for x
    x = 319,951,331.93/20,058.42
  6. Step 6: Final answer
    x = 15,950.97

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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.