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Finding the Fourth Proportional to 39,997.44, 59,976.03 and 13,333.98

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Solution

The fourth proportional to 39,997.44, 59,976.03 and 13,333.98 is: 19,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.44 : 59,976.03 = 13,333.98 : x
  2. Step 2: Convert to fraction form
    39,997.44/59,976.03 = 13,333.98/x
  3. Step 3: Cross multiply
    39,997.44x = 59,976.03 × 13,333.98
  4. Step 4: Simplify right side
    39,997.44x = 799,719,184.50
  5. Step 5: Solve for x
    x = 799,719,184.50/39,997.44
  6. Step 6: Final answer
    x = 19,994.26

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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.