Home / 54,782.15-82,175.27-15,338.24

Finding the Fourth Proportional to 54,782.15, 82,175.27 and 15,338.24

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Solution

The fourth proportional to 54,782.15, 82,175.27 and 15,338.24 is: 23,007.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,782.15 : 82,175.27 = 15,338.24 : x
  2. Step 2: Convert to fraction form
    54,782.15/82,175.27 = 15,338.24/x
  3. Step 3: Cross multiply
    54,782.15x = 82,175.27 × 15,338.24
  4. Step 4: Simplify right side
    54,782.15x = 1,260,424,013.32
  5. Step 5: Solve for x
    x = 1,260,424,013.32/54,782.15
  6. Step 6: Final answer
    x = 23,007.93

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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.