Home / 29,222.54-40,327.11-15,793.79

Finding the Fourth Proportional to 29,222.54, 40,327.11 and 15,793.79

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Solution

The fourth proportional to 29,222.54, 40,327.11 and 15,793.79 is: 21,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,222.54 : 40,327.11 = 15,793.79 : x
  2. Step 2: Convert to fraction form
    29,222.54/40,327.11 = 15,793.79/x
  3. Step 3: Cross multiply
    29,222.54x = 40,327.11 × 15,793.79
  4. Step 4: Simplify right side
    29,222.54x = 636,917,797.01
  5. Step 5: Solve for x
    x = 636,917,797.01/29,222.54
  6. Step 6: Final answer
    x = 21,795.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.