Home / 27,965.15-41,938.80-9,241.70

Finding the Fourth Proportional to 27,965.15, 41,938.80 and 9,241.70

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Solution

The fourth proportional to 27,965.15, 41,938.80 and 9,241.70 is: 13,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,965.15 : 41,938.80 = 9,241.70 : x
  2. Step 2: Convert to fraction form
    27,965.15/41,938.80 = 9,241.70/x
  3. Step 3: Cross multiply
    27,965.15x = 41,938.80 × 9,241.70
  4. Step 4: Simplify right side
    27,965.15x = 387,585,563.61
  5. Step 5: Solve for x
    x = 387,585,563.61/27,965.15
  6. Step 6: Final answer
    x = 13,859.59

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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.