Home / 54,861.04-82,298.16-19,314.98

Finding the Fourth Proportional to 54,861.04, 82,298.16 and 19,314.98

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Solution

The fourth proportional to 54,861.04, 82,298.16 and 19,314.98 is: 28,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,861.04 : 82,298.16 = 19,314.98 : x
  2. Step 2: Convert to fraction form
    54,861.04/82,298.16 = 19,314.98/x
  3. Step 3: Cross multiply
    54,861.04x = 82,298.16 × 19,314.98
  4. Step 4: Simplify right side
    54,861.04x = 1,589,587,314.44
  5. Step 5: Solve for x
    x = 1,589,587,314.44/54,861.04
  6. Step 6: Final answer
    x = 28,974.79

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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.