Home / 48,286.80-72,435.60-15,006.60

Finding the Fourth Proportional to 48,286.80, 72,435.60 and 15,006.60

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Solution

The fourth proportional to 48,286.80, 72,435.60 and 15,006.60 is: 22,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,286.80 : 72,435.60 = 15,006.60 : x
  2. Step 2: Convert to fraction form
    48,286.80/72,435.60 = 15,006.60/x
  3. Step 3: Cross multiply
    48,286.80x = 72,435.60 × 15,006.60
  4. Step 4: Simplify right side
    48,286.80x = 1,087,012,074.96
  5. Step 5: Solve for x
    x = 1,087,012,074.96/48,286.80
  6. Step 6: Final answer
    x = 22,511.58

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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.