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Finding the Fourth Proportional to 39,801.43, 54,926.43 and 22,805.33

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Solution

The fourth proportional to 39,801.43, 54,926.43 and 22,805.33 is: 31,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.43 : 54,926.43 = 22,805.33 : x
  2. Step 2: Convert to fraction form
    39,801.43/54,926.43 = 22,805.33/x
  3. Step 3: Cross multiply
    39,801.43x = 54,926.43 × 22,805.33
  4. Step 4: Simplify right side
    39,801.43x = 1,252,615,413.67
  5. Step 5: Solve for x
    x = 1,252,615,413.67/39,801.43
  6. Step 6: Final answer
    x = 31,471.62

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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.