Home / 14,617.96-20,170.98-9,310.60

Finding the Fourth Proportional to 14,617.96, 20,170.98 and 9,310.60

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Solution

The fourth proportional to 14,617.96, 20,170.98 and 9,310.60 is: 12,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617.96 : 20,170.98 = 9,310.60 : x
  2. Step 2: Convert to fraction form
    14,617.96/20,170.98 = 9,310.60/x
  3. Step 3: Cross multiply
    14,617.96x = 20,170.98 × 9,310.60
  4. Step 4: Simplify right side
    14,617.96x = 187,803,926.39
  5. Step 5: Solve for x
    x = 187,803,926.39/14,617.96
  6. Step 6: Final answer
    x = 12,847.48

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Similar ratio
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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.