Home / 12,029.67-18,044.01-8,082.63

Finding the Fourth Proportional to 12,029.67, 18,044.01 and 8,082.63

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Solution

The fourth proportional to 12,029.67, 18,044.01 and 8,082.63 is: 12,123.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.67 : 18,044.01 = 8,082.63 : x
  2. Step 2: Convert to fraction form
    12,029.67/18,044.01 = 8,082.63/x
  3. Step 3: Cross multiply
    12,029.67x = 18,044.01 × 8,082.63
  4. Step 4: Simplify right side
    12,029.67x = 145,843,056.55
  5. Step 5: Solve for x
    x = 145,843,056.55/12,029.67
  6. Step 6: Final answer
    x = 12,123.61

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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.