Home / 33,330.53-49,990.88-12,265.67

Finding the Fourth Proportional to 33,330.53, 49,990.88 and 12,265.67

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Solution

The fourth proportional to 33,330.53, 49,990.88 and 12,265.67 is: 18,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.53 : 49,990.88 = 12,265.67 : x
  2. Step 2: Convert to fraction form
    33,330.53/49,990.88 = 12,265.67/x
  3. Step 3: Cross multiply
    33,330.53x = 49,990.88 × 12,265.67
  4. Step 4: Simplify right side
    33,330.53x = 613,171,637.09
  5. Step 5: Solve for x
    x = 613,171,637.09/33,330.53
  6. Step 6: Final answer
    x = 18,396.70

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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.