Home / 45,630.82-68,452.80-14,043.57

Finding the Fourth Proportional to 45,630.82, 68,452.80 and 14,043.57

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Solution

The fourth proportional to 45,630.82, 68,452.80 and 14,043.57 is: 21,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,630.82 : 68,452.80 = 14,043.57 : x
  2. Step 2: Convert to fraction form
    45,630.82/68,452.80 = 14,043.57/x
  3. Step 3: Cross multiply
    45,630.82x = 68,452.80 × 14,043.57
  4. Step 4: Simplify right side
    45,630.82x = 961,321,688.50
  5. Step 5: Solve for x
    x = 961,321,688.50/45,630.82
  6. Step 6: Final answer
    x = 21,067.38

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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.