Home / 48,135.76-72,198.82-14,846.80

Finding the Fourth Proportional to 48,135.76, 72,198.82 and 14,846.80

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Solution

The fourth proportional to 48,135.76, 72,198.82 and 14,846.80 is: 22,268.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,135.76 : 72,198.82 = 14,846.80 : x
  2. Step 2: Convert to fraction form
    48,135.76/72,198.82 = 14,846.80/x
  3. Step 3: Cross multiply
    48,135.76x = 72,198.82 × 14,846.80
  4. Step 4: Simplify right side
    48,135.76x = 1,071,921,440.78
  5. Step 5: Solve for x
    x = 1,071,921,440.78/48,135.76
  6. Step 6: Final answer
    x = 22,268.71

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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.