Home / 27,621.20-41,437.80-10,091

Finding the Fourth Proportional to 27,621.20, 41,437.80 and 10,091

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Solution

The fourth proportional to 27,621.20, 41,437.80 and 10,091 is: 15,138.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,621.20 : 41,437.80 = 10,091 : x
  2. Step 2: Convert to fraction form
    27,621.20/41,437.80 = 10,091/x
  3. Step 3: Cross multiply
    27,621.20x = 41,437.80 × 10,091
  4. Step 4: Simplify right side
    27,621.20x = 418,148,839.80
  5. Step 5: Solve for x
    x = 418,148,839.80/27,621.20
  6. Step 6: Final answer
    x = 15,138.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.