Home / 14,161.45-19,543.89-8,496.43

Finding the Fourth Proportional to 14,161.45, 19,543.89 and 8,496.43

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Solution

The fourth proportional to 14,161.45, 19,543.89 and 8,496.43 is: 11,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.45 : 19,543.89 = 8,496.43 : x
  2. Step 2: Convert to fraction form
    14,161.45/19,543.89 = 8,496.43/x
  3. Step 3: Cross multiply
    14,161.45x = 19,543.89 × 8,496.43
  4. Step 4: Simplify right side
    14,161.45x = 166,053,293.31
  5. Step 5: Solve for x
    x = 166,053,293.31/14,161.45
  6. Step 6: Final answer
    x = 11,725.73

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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.