Home / 11,776.20-16,211.48-10,204.59

Finding the Fourth Proportional to 11,776.20, 16,211.48 and 10,204.59

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Solution

The fourth proportional to 11,776.20, 16,211.48 and 10,204.59 is: 14,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.20 : 16,211.48 = 10,204.59 : x
  2. Step 2: Convert to fraction form
    11,776.20/16,211.48 = 10,204.59/x
  3. Step 3: Cross multiply
    11,776.20x = 16,211.48 × 10,204.59
  4. Step 4: Simplify right side
    11,776.20x = 165,431,455.67
  5. Step 5: Solve for x
    x = 165,431,455.67/11,776.20
  6. Step 6: Final answer
    x = 14,047.95

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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.