Home / 11,950.78-16,493.92-8,604.66

Finding the Fourth Proportional to 11,950.78, 16,493.92 and 8,604.66

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Solution

The fourth proportional to 11,950.78, 16,493.92 and 8,604.66 is: 11,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,950.78 : 16,493.92 = 8,604.66 : x
  2. Step 2: Convert to fraction form
    11,950.78/16,493.92 = 8,604.66/x
  3. Step 3: Cross multiply
    11,950.78x = 16,493.92 × 8,604.66
  4. Step 4: Simplify right side
    11,950.78x = 141,924,573.67
  5. Step 5: Solve for x
    x = 141,924,573.67/11,950.78
  6. Step 6: Final answer
    x = 11,875.76

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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.