Home / 54,701.18-82,002.42-19,632.62

Finding the Fourth Proportional to 54,701.18, 82,002.42 and 19,632.62

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Solution

The fourth proportional to 54,701.18, 82,002.42 and 19,632.62 is: 29,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.18 : 82,002.42 = 19,632.62 : x
  2. Step 2: Convert to fraction form
    54,701.18/82,002.42 = 19,632.62/x
  3. Step 3: Cross multiply
    54,701.18x = 82,002.42 × 19,632.62
  4. Step 4: Simplify right side
    54,701.18x = 1,609,922,350.94
  5. Step 5: Solve for x
    x = 1,609,922,350.94/54,701.18
  6. Step 6: Final answer
    x = 29,431.22

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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.