Home / 13,266.28-19,899.42-5,466.52

Finding the Fourth Proportional to 13,266.28, 19,899.42 and 5,466.52

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Solution

The fourth proportional to 13,266.28, 19,899.42 and 5,466.52 is: 8,199.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266.28 : 19,899.42 = 5,466.52 : x
  2. Step 2: Convert to fraction form
    13,266.28/19,899.42 = 5,466.52/x
  3. Step 3: Cross multiply
    13,266.28x = 19,899.42 × 5,466.52
  4. Step 4: Simplify right side
    13,266.28x = 108,780,577.42
  5. Step 5: Solve for x
    x = 108,780,577.42/13,266.28
  6. Step 6: Final answer
    x = 8,199.78

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Similar ratio
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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.