Home / 49,215.40-73,823.10-28,414.60

Finding the Fourth Proportional to 49,215.40, 73,823.10 and 28,414.60

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Solution

The fourth proportional to 49,215.40, 73,823.10 and 28,414.60 is: 42,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,215.40 : 73,823.10 = 28,414.60 : x
  2. Step 2: Convert to fraction form
    49,215.40/73,823.10 = 28,414.60/x
  3. Step 3: Cross multiply
    49,215.40x = 73,823.10 × 28,414.60
  4. Step 4: Simplify right side
    49,215.40x = 2,097,653,857.26
  5. Step 5: Solve for x
    x = 2,097,653,857.26/49,215.40
  6. Step 6: Final answer
    x = 42,621.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.