Home / 27,019.81-40,502.00-10,375.36

Finding the Fourth Proportional to 27,019.81, 40,502.00 and 10,375.36

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Solution

The fourth proportional to 27,019.81, 40,502.00 and 10,375.36 is: 15,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.81 : 40,502.00 = 10,375.36 : x
  2. Step 2: Convert to fraction form
    27,019.81/40,502.00 = 10,375.36/x
  3. Step 3: Cross multiply
    27,019.81x = 40,502.00 × 10,375.36
  4. Step 4: Simplify right side
    27,019.81x = 420,222,576.33
  5. Step 5: Solve for x
    x = 420,222,576.33/27,019.81
  6. Step 6: Final answer
    x = 15,552.39

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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.