Home / 43,724.80-65,488.52-30,635.60

Finding the Fourth Proportional to 43,724.80, 65,488.52 and 30,635.60

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Solution

The fourth proportional to 43,724.80, 65,488.52 and 30,635.60 is: 45,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.80 : 65,488.52 = 30,635.60 : x
  2. Step 2: Convert to fraction form
    43,724.80/65,488.52 = 30,635.60/x
  3. Step 3: Cross multiply
    43,724.80x = 65,488.52 × 30,635.60
  4. Step 4: Simplify right side
    43,724.80x = 2,006,280,103.31
  5. Step 5: Solve for x
    x = 2,006,280,103.31/43,724.80
  6. Step 6: Final answer
    x = 45,884.26

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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.