Home / 39,268.79-54,181.72-22,269.32

Finding the Fourth Proportional to 39,268.79, 54,181.72 and 22,269.32

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Solution

The fourth proportional to 39,268.79, 54,181.72 and 22,269.32 is: 30,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,268.79 : 54,181.72 = 22,269.32 : x
  2. Step 2: Convert to fraction form
    39,268.79/54,181.72 = 22,269.32/x
  3. Step 3: Cross multiply
    39,268.79x = 54,181.72 × 22,269.32
  4. Step 4: Simplify right side
    39,268.79x = 1,206,590,224.12
  5. Step 5: Solve for x
    x = 1,206,590,224.12/39,268.79
  6. Step 6: Final answer
    x = 30,726.44

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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.