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Finding the Fourth Proportional to 13,496.47, 20,250.86 and 6,927.27

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Solution

The fourth proportional to 13,496.47, 20,250.86 and 6,927.27 is: 10,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.47 : 20,250.86 = 6,927.27 : x
  2. Step 2: Convert to fraction form
    13,496.47/20,250.86 = 6,927.27/x
  3. Step 3: Cross multiply
    13,496.47x = 20,250.86 × 6,927.27
  4. Step 4: Simplify right side
    13,496.47x = 140,283,140.32
  5. Step 5: Solve for x
    x = 140,283,140.32/13,496.47
  6. Step 6: Final answer
    x = 10,394.06

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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.