Home / 33,688.35-50,523.88-9,990.34

Finding the Fourth Proportional to 33,688.35, 50,523.88 and 9,990.34

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Solution

The fourth proportional to 33,688.35, 50,523.88 and 9,990.34 is: 14,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.35 : 50,523.88 = 9,990.34 : x
  2. Step 2: Convert to fraction form
    33,688.35/50,523.88 = 9,990.34/x
  3. Step 3: Cross multiply
    33,688.35x = 50,523.88 × 9,990.34
  4. Step 4: Simplify right side
    33,688.35x = 504,750,739.32
  5. Step 5: Solve for x
    x = 504,750,739.32/33,688.35
  6. Step 6: Final answer
    x = 14,982.95

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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.