Home / 12,673.28-17,494.44-9,342.56

Finding the Fourth Proportional to 12,673.28, 17,494.44 and 9,342.56

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Solution

The fourth proportional to 12,673.28, 17,494.44 and 9,342.56 is: 12,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673.28 : 17,494.44 = 9,342.56 : x
  2. Step 2: Convert to fraction form
    12,673.28/17,494.44 = 9,342.56/x
  3. Step 3: Cross multiply
    12,673.28x = 17,494.44 × 9,342.56
  4. Step 4: Simplify right side
    12,673.28x = 163,442,855.37
  5. Step 5: Solve for x
    x = 163,442,855.37/12,673.28
  6. Step 6: Final answer
    x = 12,896.65

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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.