Home / 54,128.25-74,696.99-32,907.52

Finding the Fourth Proportional to 54,128.25, 74,696.99 and 32,907.52

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Solution

The fourth proportional to 54,128.25, 74,696.99 and 32,907.52 is: 45,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128.25 : 74,696.99 = 32,907.52 : x
  2. Step 2: Convert to fraction form
    54,128.25/74,696.99 = 32,907.52/x
  3. Step 3: Cross multiply
    54,128.25x = 74,696.99 × 32,907.52
  4. Step 4: Simplify right side
    54,128.25x = 2,458,092,201.03
  5. Step 5: Solve for x
    x = 2,458,092,201.03/54,128.25
  6. Step 6: Final answer
    x = 45,412.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.