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Finding the Fourth Proportional to 39,996.46, 59,991.18 and 36,864.46

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Solution

The fourth proportional to 39,996.46, 59,991.18 and 36,864.46 is: 55,293.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,996.46 : 59,991.18 = 36,864.46 : x
  2. Step 2: Convert to fraction form
    39,996.46/59,991.18 = 36,864.46/x
  3. Step 3: Cross multiply
    39,996.46x = 59,991.18 × 36,864.46
  4. Step 4: Simplify right side
    39,996.46x = 2,211,542,455.46
  5. Step 5: Solve for x
    x = 2,211,542,455.46/39,996.46
  6. Step 6: Final answer
    x = 55,293.45

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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.