Home / 34,649.97-47,816.82-18,734.42

Finding the Fourth Proportional to 34,649.97, 47,816.82 and 18,734.42

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Solution

The fourth proportional to 34,649.97, 47,816.82 and 18,734.42 is: 25,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.97 : 47,816.82 = 18,734.42 : x
  2. Step 2: Convert to fraction form
    34,649.97/47,816.82 = 18,734.42/x
  3. Step 3: Cross multiply
    34,649.97x = 47,816.82 × 18,734.42
  4. Step 4: Simplify right side
    34,649.97x = 895,820,149.86
  5. Step 5: Solve for x
    x = 895,820,149.86/34,649.97
  6. Step 6: Final answer
    x = 25,853.42

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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.