Home / 13,096.26-18,079.02-8,383.28

Finding the Fourth Proportional to 13,096.26, 18,079.02 and 8,383.28

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Solution

The fourth proportional to 13,096.26, 18,079.02 and 8,383.28 is: 11,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096.26 : 18,079.02 = 8,383.28 : x
  2. Step 2: Convert to fraction form
    13,096.26/18,079.02 = 8,383.28/x
  3. Step 3: Cross multiply
    13,096.26x = 18,079.02 × 8,383.28
  4. Step 4: Simplify right side
    13,096.26x = 151,561,396.39
  5. Step 5: Solve for x
    x = 151,561,396.39/13,096.26
  6. Step 6: Final answer
    x = 11,572.88

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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.