Home / 27,445.73-41,170.82-7,725.87

Finding the Fourth Proportional to 27,445.73, 41,170.82 and 7,725.87

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Solution

The fourth proportional to 27,445.73, 41,170.82 and 7,725.87 is: 11,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,445.73 : 41,170.82 = 7,725.87 : x
  2. Step 2: Convert to fraction form
    27,445.73/41,170.82 = 7,725.87/x
  3. Step 3: Cross multiply
    27,445.73x = 41,170.82 × 7,725.87
  4. Step 4: Simplify right side
    27,445.73x = 318,080,364.48
  5. Step 5: Solve for x
    x = 318,080,364.48/27,445.73
  6. Step 6: Final answer
    x = 11,589.43

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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.