Home / 40,229.80-60,346.32-19,159

Finding the Fourth Proportional to 40,229.80, 60,346.32 and 19,159

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Solution

The fourth proportional to 40,229.80, 60,346.32 and 19,159 is: 28,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,229.80 : 60,346.32 = 19,159 : x
  2. Step 2: Convert to fraction form
    40,229.80/60,346.32 = 19,159/x
  3. Step 3: Cross multiply
    40,229.80x = 60,346.32 × 19,159
  4. Step 4: Simplify right side
    40,229.80x = 1,156,175,144.88
  5. Step 5: Solve for x
    x = 1,156,175,144.88/40,229.80
  6. Step 6: Final answer
    x = 28,739.27

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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.