Home / 45,104.42-67,658.26-13,514.82

Finding the Fourth Proportional to 45,104.42, 67,658.26 and 13,514.82

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Solution

The fourth proportional to 45,104.42, 67,658.26 and 13,514.82 is: 20,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,104.42 : 67,658.26 = 13,514.82 : x
  2. Step 2: Convert to fraction form
    45,104.42/67,658.26 = 13,514.82/x
  3. Step 3: Cross multiply
    45,104.42x = 67,658.26 × 13,514.82
  4. Step 4: Simplify right side
    45,104.42x = 914,389,205.41
  5. Step 5: Solve for x
    x = 914,389,205.41/45,104.42
  6. Step 6: Final answer
    x = 20,272.72

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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.