Home / 34,268.94-47,305.68-20,844.48

Finding the Fourth Proportional to 34,268.94, 47,305.68 and 20,844.48

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Solution

The fourth proportional to 34,268.94, 47,305.68 and 20,844.48 is: 28,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.94 : 47,305.68 = 20,844.48 : x
  2. Step 2: Convert to fraction form
    34,268.94/47,305.68 = 20,844.48/x
  3. Step 3: Cross multiply
    34,268.94x = 47,305.68 × 20,844.48
  4. Step 4: Simplify right side
    34,268.94x = 986,062,300.65
  5. Step 5: Solve for x
    x = 986,062,300.65/34,268.94
  6. Step 6: Final answer
    x = 28,774.23

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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.