Home / 27,610.70-41,422.93-7,889.42

Finding the Fourth Proportional to 27,610.70, 41,422.93 and 7,889.42

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Solution

The fourth proportional to 27,610.70, 41,422.93 and 7,889.42 is: 11,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,610.70 : 41,422.93 = 7,889.42 : x
  2. Step 2: Convert to fraction form
    27,610.70/41,422.93 = 7,889.42/x
  3. Step 3: Cross multiply
    27,610.70x = 41,422.93 × 7,889.42
  4. Step 4: Simplify right side
    27,610.70x = 326,802,976.23
  5. Step 5: Solve for x
    x = 326,802,976.23/27,610.70
  6. Step 6: Final answer
    x = 11,836.10

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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.