Home / 33,690.13-50,528.11-9,997.90

Finding the Fourth Proportional to 33,690.13, 50,528.11 and 9,997.90

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Solution

The fourth proportional to 33,690.13, 50,528.11 and 9,997.90 is: 14,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,690.13 : 50,528.11 = 9,997.90 : x
  2. Step 2: Convert to fraction form
    33,690.13/50,528.11 = 9,997.90/x
  3. Step 3: Cross multiply
    33,690.13x = 50,528.11 × 9,997.90
  4. Step 4: Simplify right side
    33,690.13x = 505,174,990.97
  5. Step 5: Solve for x
    x = 505,174,990.97/33,690.13
  6. Step 6: Final answer
    x = 14,994.75

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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.