Home / 40,293.72-60,419.73-18,087.98

Finding the Fourth Proportional to 40,293.72, 60,419.73 and 18,087.98

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Solution

The fourth proportional to 40,293.72, 60,419.73 and 18,087.98 is: 27,122.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,293.72 : 60,419.73 = 18,087.98 : x
  2. Step 2: Convert to fraction form
    40,293.72/60,419.73 = 18,087.98/x
  3. Step 3: Cross multiply
    40,293.72x = 60,419.73 × 18,087.98
  4. Step 4: Simplify right side
    40,293.72x = 1,092,870,867.85
  5. Step 5: Solve for x
    x = 1,092,870,867.85/40,293.72
  6. Step 6: Final answer
    x = 27,122.61

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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.