Home / 62,469.28-93,684.30-20,906.56

Finding the Fourth Proportional to 62,469.28, 93,684.30 and 20,906.56

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Solution

The fourth proportional to 62,469.28, 93,684.30 and 20,906.56 is: 31,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,469.28 : 93,684.30 = 20,906.56 : x
  2. Step 2: Convert to fraction form
    62,469.28/93,684.30 = 20,906.56/x
  3. Step 3: Cross multiply
    62,469.28x = 93,684.30 × 20,906.56
  4. Step 4: Simplify right side
    62,469.28x = 1,958,616,439.01
  5. Step 5: Solve for x
    x = 1,958,616,439.01/62,469.28
  6. Step 6: Final answer
    x = 31,353.27

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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.