Home / 12,437.26-17,163.30-7,133.92

Finding the Fourth Proportional to 12,437.26, 17,163.30 and 7,133.92

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Solution

The fourth proportional to 12,437.26, 17,163.30 and 7,133.92 is: 9,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,437.26 : 17,163.30 = 7,133.92 : x
  2. Step 2: Convert to fraction form
    12,437.26/17,163.30 = 7,133.92/x
  3. Step 3: Cross multiply
    12,437.26x = 17,163.30 × 7,133.92
  4. Step 4: Simplify right side
    12,437.26x = 122,441,609.14
  5. Step 5: Solve for x
    x = 122,441,609.14/12,437.26
  6. Step 6: Final answer
    x = 9,844.74

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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.