Home / 48,142.62-72,226.26-18,552.51

Finding the Fourth Proportional to 48,142.62, 72,226.26 and 18,552.51

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Solution

The fourth proportional to 48,142.62, 72,226.26 and 18,552.51 is: 27,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,142.62 : 72,226.26 = 18,552.51 : x
  2. Step 2: Convert to fraction form
    48,142.62/72,226.26 = 18,552.51/x
  3. Step 3: Cross multiply
    48,142.62x = 72,226.26 × 18,552.51
  4. Step 4: Simplify right side
    48,142.62x = 1,339,978,410.91
  5. Step 5: Solve for x
    x = 1,339,978,410.91/48,142.62
  6. Step 6: Final answer
    x = 27,833.52

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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.