Home / 40,399.68-60,624.76-15,441.84

Finding the Fourth Proportional to 40,399.68, 60,624.76 and 15,441.84

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Solution

The fourth proportional to 40,399.68, 60,624.76 and 15,441.84 is: 23,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,399.68 : 60,624.76 = 15,441.84 : x
  2. Step 2: Convert to fraction form
    40,399.68/60,624.76 = 15,441.84/x
  3. Step 3: Cross multiply
    40,399.68x = 60,624.76 × 15,441.84
  4. Step 4: Simplify right side
    40,399.68x = 936,157,843.96
  5. Step 5: Solve for x
    x = 936,157,843.96/40,399.68
  6. Step 6: Final answer
    x = 23,172.41

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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.