Home / 12,125.80-18,197.34-10,950.76

Finding the Fourth Proportional to 12,125.80, 18,197.34 and 10,950.76

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Solution

The fourth proportional to 12,125.80, 18,197.34 and 10,950.76 is: 16,433.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125.80 : 18,197.34 = 10,950.76 : x
  2. Step 2: Convert to fraction form
    12,125.80/18,197.34 = 10,950.76/x
  3. Step 3: Cross multiply
    12,125.80x = 18,197.34 × 10,950.76
  4. Step 4: Simplify right side
    12,125.80x = 199,274,702.98
  5. Step 5: Solve for x
    x = 199,274,702.98/12,125.80
  6. Step 6: Final answer
    x = 16,433.94

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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.