Home / 53,163.55-79,745.46-15,724.27

Finding the Fourth Proportional to 53,163.55, 79,745.46 and 15,724.27

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Solution

The fourth proportional to 53,163.55, 79,745.46 and 15,724.27 is: 23,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,163.55 : 79,745.46 = 15,724.27 : x
  2. Step 2: Convert to fraction form
    53,163.55/79,745.46 = 15,724.27/x
  3. Step 3: Cross multiply
    53,163.55x = 79,745.46 × 15,724.27
  4. Step 4: Simplify right side
    53,163.55x = 1,253,939,144.31
  5. Step 5: Solve for x
    x = 1,253,939,144.31/53,163.55
  6. Step 6: Final answer
    x = 23,586.44

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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.