Home / 36,579.72-54,921.42-34,909.32

Finding the Fourth Proportional to 36,579.72, 54,921.42 and 34,909.32

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Solution

The fourth proportional to 36,579.72, 54,921.42 and 34,909.32 is: 52,413.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,579.72 : 54,921.42 = 34,909.32 : x
  2. Step 2: Convert to fraction form
    36,579.72/54,921.42 = 34,909.32/x
  3. Step 3: Cross multiply
    36,579.72x = 54,921.42 × 34,909.32
  4. Step 4: Simplify right side
    36,579.72x = 1,917,269,425.63
  5. Step 5: Solve for x
    x = 1,917,269,425.63/36,579.72
  6. Step 6: Final answer
    x = 52,413.45

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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.