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Finding the Fourth Proportional to 39,997.80, 60,007.82 and 17,504.48

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Solution

The fourth proportional to 39,997.80, 60,007.82 and 17,504.48 is: 26,261.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.80 : 60,007.82 = 17,504.48 : x
  2. Step 2: Convert to fraction form
    39,997.80/60,007.82 = 17,504.48/x
  3. Step 3: Cross multiply
    39,997.80x = 60,007.82 × 17,504.48
  4. Step 4: Simplify right side
    39,997.80x = 1,050,405,747.53
  5. Step 5: Solve for x
    x = 1,050,405,747.53/39,997.80
  6. Step 6: Final answer
    x = 26,261.59

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1.5x scale

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.