Home / 29,072.82-40,121.73-16,498.74

Finding the Fourth Proportional to 29,072.82, 40,121.73 and 16,498.74

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Solution

The fourth proportional to 29,072.82, 40,121.73 and 16,498.74 is: 22,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,072.82 : 40,121.73 = 16,498.74 : x
  2. Step 2: Convert to fraction form
    29,072.82/40,121.73 = 16,498.74/x
  3. Step 3: Cross multiply
    29,072.82x = 40,121.73 × 16,498.74
  4. Step 4: Simplify right side
    29,072.82x = 661,957,991.62
  5. Step 5: Solve for x
    x = 661,957,991.62/29,072.82
  6. Step 6: Final answer
    x = 22,768.96

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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.