Home / 27,539.78-41,311.26-7,816.79

Finding the Fourth Proportional to 27,539.78, 41,311.26 and 7,816.79

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Solution

The fourth proportional to 27,539.78, 41,311.26 and 7,816.79 is: 11,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.78 : 41,311.26 = 7,816.79 : x
  2. Step 2: Convert to fraction form
    27,539.78/41,311.26 = 7,816.79/x
  3. Step 3: Cross multiply
    27,539.78x = 41,311.26 × 7,816.79
  4. Step 4: Simplify right side
    27,539.78x = 322,921,547.33
  5. Step 5: Solve for x
    x = 322,921,547.33/27,539.78
  6. Step 6: Final answer
    x = 11,725.64

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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.