Home / 27,399.22-41,095.61-7,679.36

Finding the Fourth Proportional to 27,399.22, 41,095.61 and 7,679.36

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Solution

The fourth proportional to 27,399.22, 41,095.61 and 7,679.36 is: 11,518.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.22 : 41,095.61 = 7,679.36 : x
  2. Step 2: Convert to fraction form
    27,399.22/41,095.61 = 7,679.36/x
  3. Step 3: Cross multiply
    27,399.22x = 41,095.61 × 7,679.36
  4. Step 4: Simplify right side
    27,399.22x = 315,587,945.21
  5. Step 5: Solve for x
    x = 315,587,945.21/27,399.22
  6. Step 6: Final answer
    x = 11,518.14

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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.