Home / 54,791.10-82,189.53-17,355.15

Finding the Fourth Proportional to 54,791.10, 82,189.53 and 17,355.15

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Solution

The fourth proportional to 54,791.10, 82,189.53 and 17,355.15 is: 26,033.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,791.10 : 82,189.53 = 17,355.15 : x
  2. Step 2: Convert to fraction form
    54,791.10/82,189.53 = 17,355.15/x
  3. Step 3: Cross multiply
    54,791.10x = 82,189.53 × 17,355.15
  4. Step 4: Simplify right side
    54,791.10x = 1,426,411,621.58
  5. Step 5: Solve for x
    x = 1,426,411,621.58/54,791.10
  6. Step 6: Final answer
    x = 26,033.64

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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.