Home / 30,286.44-41,793.84-18,349.02

Finding the Fourth Proportional to 30,286.44, 41,793.84 and 18,349.02

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Solution

The fourth proportional to 30,286.44, 41,793.84 and 18,349.02 is: 25,320.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,286.44 : 41,793.84 = 18,349.02 : x
  2. Step 2: Convert to fraction form
    30,286.44/41,793.84 = 18,349.02/x
  3. Step 3: Cross multiply
    30,286.44x = 41,793.84 × 18,349.02
  4. Step 4: Simplify right side
    30,286.44x = 766,876,006.04
  5. Step 5: Solve for x
    x = 766,876,006.04/30,286.44
  6. Step 6: Final answer
    x = 25,320.77

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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.