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Finding the Fourth Proportional to 39,997.46, 59,992.68 and 36,865.46

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Solution

The fourth proportional to 39,997.46, 59,992.68 and 36,865.46 is: 55,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,997.46 : 59,992.68 = 36,865.46 : x
  2. Step 2: Convert to fraction form
    39,997.46/59,992.68 = 36,865.46/x
  3. Step 3: Cross multiply
    39,997.46x = 59,992.68 × 36,865.46
  4. Step 4: Simplify right side
    39,997.46x = 2,211,657,744.83
  5. Step 5: Solve for x
    x = 2,211,657,744.83/39,997.46
  6. Step 6: Final answer
    x = 55,294.95

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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.