Home / 27,343.05-41,013.36-7,621.17

Finding the Fourth Proportional to 27,343.05, 41,013.36 and 7,621.17

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Solution

The fourth proportional to 27,343.05, 41,013.36 and 7,621.17 is: 11,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,343.05 : 41,013.36 = 7,621.17 : x
  2. Step 2: Convert to fraction form
    27,343.05/41,013.36 = 7,621.17/x
  3. Step 3: Cross multiply
    27,343.05x = 41,013.36 × 7,621.17
  4. Step 4: Simplify right side
    27,343.05x = 312,569,788.83
  5. Step 5: Solve for x
    x = 312,569,788.83/27,343.05
  6. Step 6: Final answer
    x = 11,431.42

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1.5x scale

Why These Related Problems?

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