Home / 27,634.48-38,140.20-16,306.78

Finding the Fourth Proportional to 27,634.48, 38,140.20 and 16,306.78

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Solution

The fourth proportional to 27,634.48, 38,140.20 and 16,306.78 is: 22,506.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.48 : 38,140.20 = 16,306.78 : x
  2. Step 2: Convert to fraction form
    27,634.48/38,140.20 = 16,306.78/x
  3. Step 3: Cross multiply
    27,634.48x = 38,140.20 × 16,306.78
  4. Step 4: Simplify right side
    27,634.48x = 621,943,850.56
  5. Step 5: Solve for x
    x = 621,943,850.56/27,634.48
  6. Step 6: Final answer
    x = 22,506.08

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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.