Home / 12,496.20-17,236.74-9,842.52

Finding the Fourth Proportional to 12,496.20, 17,236.74 and 9,842.52

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Solution

The fourth proportional to 12,496.20, 17,236.74 and 9,842.52 is: 13,576.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.20 : 17,236.74 = 9,842.52 : x
  2. Step 2: Convert to fraction form
    12,496.20/17,236.74 = 9,842.52/x
  3. Step 3: Cross multiply
    12,496.20x = 17,236.74 × 9,842.52
  4. Step 4: Simplify right side
    12,496.20x = 169,652,958.18
  5. Step 5: Solve for x
    x = 169,652,958.18/12,496.20
  6. Step 6: Final answer
    x = 13,576.36

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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.