Home / 19,863.48-27,444.78-16,545.72

Finding the Fourth Proportional to 19,863.48, 27,444.78 and 16,545.72

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Solution

The fourth proportional to 19,863.48, 27,444.78 and 16,545.72 is: 22,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.48 : 27,444.78 = 16,545.72 : x
  2. Step 2: Convert to fraction form
    19,863.48/27,444.78 = 16,545.72/x
  3. Step 3: Cross multiply
    19,863.48x = 27,444.78 × 16,545.72
  4. Step 4: Simplify right side
    19,863.48x = 454,093,645.34
  5. Step 5: Solve for x
    x = 454,093,645.34/19,863.48
  6. Step 6: Final answer
    x = 22,860.73

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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.