Home / 27,441.54-37,870.07-15,504.62

Finding the Fourth Proportional to 27,441.54, 37,870.07 and 15,504.62

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Solution

The fourth proportional to 27,441.54, 37,870.07 and 15,504.62 is: 21,396.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,441.54 : 37,870.07 = 15,504.62 : x
  2. Step 2: Convert to fraction form
    27,441.54/37,870.07 = 15,504.62/x
  3. Step 3: Cross multiply
    27,441.54x = 37,870.07 × 15,504.62
  4. Step 4: Simplify right side
    27,441.54x = 587,160,777.85
  5. Step 5: Solve for x
    x = 587,160,777.85/27,441.54
  6. Step 6: Final answer
    x = 21,396.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.