Home / 47,723.53-71,578.76-26,415.66

Finding the Fourth Proportional to 47,723.53, 71,578.76 and 26,415.66

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Solution

The fourth proportional to 47,723.53, 71,578.76 and 26,415.66 is: 39,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,723.53 : 71,578.76 = 26,415.66 : x
  2. Step 2: Convert to fraction form
    47,723.53/71,578.76 = 26,415.66/x
  3. Step 3: Cross multiply
    47,723.53x = 71,578.76 × 26,415.66
  4. Step 4: Simplify right side
    47,723.53x = 1,890,800,187.38
  5. Step 5: Solve for x
    x = 1,890,800,187.38/47,723.53
  6. Step 6: Final answer
    x = 39,619.87

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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.