Home / 47,815.16-71,733.80-16,223.56

Finding the Fourth Proportional to 47,815.16, 71,733.80 and 16,223.56

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Solution

The fourth proportional to 47,815.16, 71,733.80 and 16,223.56 is: 24,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,815.16 : 71,733.80 = 16,223.56 : x
  2. Step 2: Convert to fraction form
    47,815.16/71,733.80 = 16,223.56/x
  3. Step 3: Cross multiply
    47,815.16x = 71,733.80 × 16,223.56
  4. Step 4: Simplify right side
    47,815.16x = 1,163,777,608.33
  5. Step 5: Solve for x
    x = 1,163,777,608.33/47,815.16
  6. Step 6: Final answer
    x = 24,339.09

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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.