Home / 17,211.27-23,726.40-12,166.59

Finding the Fourth Proportional to 17,211.27, 23,726.40 and 12,166.59

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Solution

The fourth proportional to 17,211.27, 23,726.40 and 12,166.59 is: 16,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211.27 : 23,726.40 = 12,166.59 : x
  2. Step 2: Convert to fraction form
    17,211.27/23,726.40 = 12,166.59/x
  3. Step 3: Cross multiply
    17,211.27x = 23,726.40 × 12,166.59
  4. Step 4: Simplify right side
    17,211.27x = 288,669,380.98
  5. Step 5: Solve for x
    x = 288,669,380.98/17,211.27
  6. Step 6: Final answer
    x = 16,772.11

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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.