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Finding the Fourth Proportional to 48,794.50, 73,202.07 and 18,809.51

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Solution

The fourth proportional to 48,794.50, 73,202.07 and 18,809.51 is: 28,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,794.50 : 73,202.07 = 18,809.51 : x
  2. Step 2: Convert to fraction form
    48,794.50/73,202.07 = 18,809.51/x
  3. Step 3: Cross multiply
    48,794.50x = 73,202.07 × 18,809.51
  4. Step 4: Simplify right side
    48,794.50x = 1,376,895,067.69
  5. Step 5: Solve for x
    x = 1,376,895,067.69/48,794.50
  6. Step 6: Final answer
    x = 28,218.25

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1.5x scale

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.