Home / 37,755.80-52,104.33-20,761.34

Finding the Fourth Proportional to 37,755.80, 52,104.33 and 20,761.34

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Solution

The fourth proportional to 37,755.80, 52,104.33 and 20,761.34 is: 28,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.80 : 52,104.33 = 20,761.34 : x
  2. Step 2: Convert to fraction form
    37,755.80/52,104.33 = 20,761.34/x
  3. Step 3: Cross multiply
    37,755.80x = 52,104.33 × 20,761.34
  4. Step 4: Simplify right side
    37,755.80x = 1,081,755,450.08
  5. Step 5: Solve for x
    x = 1,081,755,450.08/37,755.80
  6. Step 6: Final answer
    x = 28,651.38

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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.