Home / 48,688.62-73,029.30-20,607.54

Finding the Fourth Proportional to 48,688.62, 73,029.30 and 20,607.54

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Solution

The fourth proportional to 48,688.62, 73,029.30 and 20,607.54 is: 30,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,688.62 : 73,029.30 = 20,607.54 : x
  2. Step 2: Convert to fraction form
    48,688.62/73,029.30 = 20,607.54/x
  3. Step 3: Cross multiply
    48,688.62x = 73,029.30 × 20,607.54
  4. Step 4: Simplify right side
    48,688.62x = 1,504,954,220.92
  5. Step 5: Solve for x
    x = 1,504,954,220.92/48,688.62
  6. Step 6: Final answer
    x = 30,909.77

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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.