Home / 10,626.44-14,675.09-8,756.55

Finding the Fourth Proportional to 10,626.44, 14,675.09 and 8,756.55

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Solution

The fourth proportional to 10,626.44, 14,675.09 and 8,756.55 is: 12,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.44 : 14,675.09 = 8,756.55 : x
  2. Step 2: Convert to fraction form
    10,626.44/14,675.09 = 8,756.55/x
  3. Step 3: Cross multiply
    10,626.44x = 14,675.09 × 8,756.55
  4. Step 4: Simplify right side
    10,626.44x = 128,503,115.56
  5. Step 5: Solve for x
    x = 128,503,115.56/10,626.44
  6. Step 6: Final answer
    x = 12,092.78

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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.