Home / 12,475.57-18,726.84-11,097.73

Finding the Fourth Proportional to 12,475.57, 18,726.84 and 11,097.73

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Solution

The fourth proportional to 12,475.57, 18,726.84 and 11,097.73 is: 16,658.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475.57 : 18,726.84 = 11,097.73 : x
  2. Step 2: Convert to fraction form
    12,475.57/18,726.84 = 11,097.73/x
  3. Step 3: Cross multiply
    12,475.57x = 18,726.84 × 11,097.73
  4. Step 4: Simplify right side
    12,475.57x = 207,825,414.07
  5. Step 5: Solve for x
    x = 207,825,414.07/12,475.57
  6. Step 6: Final answer
    x = 16,658.59

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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.