Home / 12,249.73-18,380.67-4,854.03

Finding the Fourth Proportional to 12,249.73, 18,380.67 and 4,854.03

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Solution

The fourth proportional to 12,249.73, 18,380.67 and 4,854.03 is: 7,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249.73 : 18,380.67 = 4,854.03 : x
  2. Step 2: Convert to fraction form
    12,249.73/18,380.67 = 4,854.03/x
  3. Step 3: Cross multiply
    12,249.73x = 18,380.67 × 4,854.03
  4. Step 4: Simplify right side
    12,249.73x = 89,220,263.77
  5. Step 5: Solve for x
    x = 89,220,263.77/12,249.73
  6. Step 6: Final answer
    x = 7,283.45

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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.