Home / 48,223.89-72,335.88-13,163.85

Finding the Fourth Proportional to 48,223.89, 72,335.88 and 13,163.85

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Solution

The fourth proportional to 48,223.89, 72,335.88 and 13,163.85 is: 19,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,223.89 : 72,335.88 = 13,163.85 : x
  2. Step 2: Convert to fraction form
    48,223.89/72,335.88 = 13,163.85/x
  3. Step 3: Cross multiply
    48,223.89x = 72,335.88 × 13,163.85
  4. Step 4: Simplify right side
    48,223.89x = 952,218,673.94
  5. Step 5: Solve for x
    x = 952,218,673.94/48,223.89
  6. Step 6: Final answer
    x = 19,745.79

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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.