Home / 13,193.03-19,799.87-6,956.70

Finding the Fourth Proportional to 13,193.03, 19,799.87 and 6,956.70

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Solution

The fourth proportional to 13,193.03, 19,799.87 and 6,956.70 is: 10,440.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193.03 : 19,799.87 = 6,956.70 : x
  2. Step 2: Convert to fraction form
    13,193.03/19,799.87 = 6,956.70/x
  3. Step 3: Cross multiply
    13,193.03x = 19,799.87 × 6,956.70
  4. Step 4: Simplify right side
    13,193.03x = 137,741,720.85
  5. Step 5: Solve for x
    x = 137,741,720.85/13,193.03
  6. Step 6: Final answer
    x = 10,440.50

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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.