Home / 13,363.06-20,056.83-6,793.78

Finding the Fourth Proportional to 13,363.06, 20,056.83 and 6,793.78

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Solution

The fourth proportional to 13,363.06, 20,056.83 and 6,793.78 is: 10,196.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.06 : 20,056.83 = 6,793.78 : x
  2. Step 2: Convert to fraction form
    13,363.06/20,056.83 = 6,793.78/x
  3. Step 3: Cross multiply
    13,363.06x = 20,056.83 × 6,793.78
  4. Step 4: Simplify right side
    13,363.06x = 136,261,690.52
  5. Step 5: Solve for x
    x = 136,261,690.52/13,363.06
  6. Step 6: Final answer
    x = 10,196.89

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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.