Home / 14,044.59-19,381.20-8,076.12

Finding the Fourth Proportional to 14,044.59, 19,381.20 and 8,076.12

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Solution

The fourth proportional to 14,044.59, 19,381.20 and 8,076.12 is: 11,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.59 : 19,381.20 = 8,076.12 : x
  2. Step 2: Convert to fraction form
    14,044.59/19,381.20 = 8,076.12/x
  3. Step 3: Cross multiply
    14,044.59x = 19,381.20 × 8,076.12
  4. Step 4: Simplify right side
    14,044.59x = 156,524,939.34
  5. Step 5: Solve for x
    x = 156,524,939.34/14,044.59
  6. Step 6: Final answer
    x = 11,144.85

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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.