Home / 47,252.56-70,879.15-12,192.52

Finding the Fourth Proportional to 47,252.56, 70,879.15 and 12,192.52

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Solution

The fourth proportional to 47,252.56, 70,879.15 and 12,192.52 is: 18,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.56 : 70,879.15 = 12,192.52 : x
  2. Step 2: Convert to fraction form
    47,252.56/70,879.15 = 12,192.52/x
  3. Step 3: Cross multiply
    47,252.56x = 70,879.15 × 12,192.52
  4. Step 4: Simplify right side
    47,252.56x = 864,195,453.96
  5. Step 5: Solve for x
    x = 864,195,453.96/47,252.56
  6. Step 6: Final answer
    x = 18,288.86

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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.