Home / 14,635.32-20,196.80-8,261.97

Finding the Fourth Proportional to 14,635.32, 20,196.80 and 8,261.97

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Solution

The fourth proportional to 14,635.32, 20,196.80 and 8,261.97 is: 11,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.32 : 20,196.80 = 8,261.97 : x
  2. Step 2: Convert to fraction form
    14,635.32/20,196.80 = 8,261.97/x
  3. Step 3: Cross multiply
    14,635.32x = 20,196.80 × 8,261.97
  4. Step 4: Simplify right side
    14,635.32x = 166,865,355.70
  5. Step 5: Solve for x
    x = 166,865,355.70/14,635.32
  6. Step 6: Final answer
    x = 11,401.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.