Home / 15,163.42-22,747.56-6,399.62

Finding the Fourth Proportional to 15,163.42, 22,747.56 and 6,399.62

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Solution

The fourth proportional to 15,163.42, 22,747.56 and 6,399.62 is: 9,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,163.42 : 22,747.56 = 6,399.62 : x
  2. Step 2: Convert to fraction form
    15,163.42/22,747.56 = 6,399.62/x
  3. Step 3: Cross multiply
    15,163.42x = 22,747.56 × 6,399.62
  4. Step 4: Simplify right side
    15,163.42x = 145,575,739.93
  5. Step 5: Solve for x
    x = 145,575,739.93/15,163.42
  6. Step 6: Final answer
    x = 9,600.46

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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.