Home / 12,014.73-16,586.78-8,042.63

Finding the Fourth Proportional to 12,014.73, 16,586.78 and 8,042.63

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Solution

The fourth proportional to 12,014.73, 16,586.78 and 8,042.63 is: 11,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.73 : 16,586.78 = 8,042.63 : x
  2. Step 2: Convert to fraction form
    12,014.73/16,586.78 = 8,042.63/x
  3. Step 3: Cross multiply
    12,014.73x = 16,586.78 × 8,042.63
  4. Step 4: Simplify right side
    12,014.73x = 133,401,211.28
  5. Step 5: Solve for x
    x = 133,401,211.28/12,014.73
  6. Step 6: Final answer
    x = 11,103.14

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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.