Home / 54,015.94-74,538.22-30,141.19

Finding the Fourth Proportional to 54,015.94, 74,538.22 and 30,141.19

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Solution

The fourth proportional to 54,015.94, 74,538.22 and 30,141.19 is: 41,592.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015.94 : 74,538.22 = 30,141.19 : x
  2. Step 2: Convert to fraction form
    54,015.94/74,538.22 = 30,141.19/x
  3. Step 3: Cross multiply
    54,015.94x = 74,538.22 × 30,141.19
  4. Step 4: Simplify right side
    54,015.94x = 2,246,670,651.28
  5. Step 5: Solve for x
    x = 2,246,670,651.28/54,015.94
  6. Step 6: Final answer
    x = 41,592.73

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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.