Home / 15,441.85-23,162.78-3,754.97

Finding the Fourth Proportional to 15,441.85, 23,162.78 and 3,754.97

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Solution

The fourth proportional to 15,441.85, 23,162.78 and 3,754.97 is: 5,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.85 : 23,162.78 = 3,754.97 : x
  2. Step 2: Convert to fraction form
    15,441.85/23,162.78 = 3,754.97/x
  3. Step 3: Cross multiply
    15,441.85x = 23,162.78 × 3,754.97
  4. Step 4: Simplify right side
    15,441.85x = 86,975,409.43
  5. Step 5: Solve for x
    x = 86,975,409.43/15,441.85
  6. Step 6: Final answer
    x = 5,632.45

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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.