Home / 40,163.50-60,227.70-21,439.27

Finding the Fourth Proportional to 40,163.50, 60,227.70 and 21,439.27

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Solution

The fourth proportional to 40,163.50, 60,227.70 and 21,439.27 is: 32,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.50 : 60,227.70 = 21,439.27 : x
  2. Step 2: Convert to fraction form
    40,163.50/60,227.70 = 21,439.27/x
  3. Step 3: Cross multiply
    40,163.50x = 60,227.70 × 21,439.27
  4. Step 4: Simplify right side
    40,163.50x = 1,291,237,921.78
  5. Step 5: Solve for x
    x = 1,291,237,921.78/40,163.50
  6. Step 6: Final answer
    x = 32,149.54

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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.