Home / 54,728.69-82,093.07-13,175.69

Finding the Fourth Proportional to 54,728.69, 82,093.07 and 13,175.69

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Solution

The fourth proportional to 54,728.69, 82,093.07 and 13,175.69 is: 19,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728.69 : 82,093.07 = 13,175.69 : x
  2. Step 2: Convert to fraction form
    54,728.69/82,093.07 = 13,175.69/x
  3. Step 3: Cross multiply
    54,728.69x = 82,093.07 × 13,175.69
  4. Step 4: Simplify right side
    54,728.69x = 1,081,632,841.47
  5. Step 5: Solve for x
    x = 1,081,632,841.47/54,728.69
  6. Step 6: Final answer
    x = 19,763.54

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1.5x scale

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.