Home / 27,449.08-41,174.07-7,728.11

Finding the Fourth Proportional to 27,449.08, 41,174.07 and 7,728.11

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Solution

The fourth proportional to 27,449.08, 41,174.07 and 7,728.11 is: 11,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,449.08 : 41,174.07 = 7,728.11 : x
  2. Step 2: Convert to fraction form
    27,449.08/41,174.07 = 7,728.11/x
  3. Step 3: Cross multiply
    27,449.08x = 41,174.07 × 7,728.11
  4. Step 4: Simplify right side
    27,449.08x = 318,197,497.60
  5. Step 5: Solve for x
    x = 318,197,497.60/27,449.08
  6. Step 6: Final answer
    x = 11,592.28

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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.