Home / 37,755.70-52,103.06-20,761.04

Finding the Fourth Proportional to 37,755.70, 52,103.06 and 20,761.04

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Solution

The fourth proportional to 37,755.70, 52,103.06 and 20,761.04 is: 28,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.70 : 52,103.06 = 20,761.04 : x
  2. Step 2: Convert to fraction form
    37,755.70/52,103.06 = 20,761.04/x
  3. Step 3: Cross multiply
    37,755.70x = 52,103.06 × 20,761.04
  4. Step 4: Simplify right side
    37,755.70x = 1,081,713,621.70
  5. Step 5: Solve for x
    x = 1,081,713,621.70/37,755.70
  6. Step 6: Final answer
    x = 28,650.34

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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.