Home / 54,773.46-82,110.96-19,688.50

Finding the Fourth Proportional to 54,773.46, 82,110.96 and 19,688.50

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Solution

The fourth proportional to 54,773.46, 82,110.96 and 19,688.50 is: 29,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,773.46 : 82,110.96 = 19,688.50 : x
  2. Step 2: Convert to fraction form
    54,773.46/82,110.96 = 19,688.50/x
  3. Step 3: Cross multiply
    54,773.46x = 82,110.96 × 19,688.50
  4. Step 4: Simplify right side
    54,773.46x = 1,616,641,635.96
  5. Step 5: Solve for x
    x = 1,616,641,635.96/54,773.46
  6. Step 6: Final answer
    x = 29,515.05

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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.