Home / 57,789.66-79,755.39-35,126.94

Finding the Fourth Proportional to 57,789.66, 79,755.39 and 35,126.94

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Solution

The fourth proportional to 57,789.66, 79,755.39 and 35,126.94 is: 48,478.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,789.66 : 79,755.39 = 35,126.94 : x
  2. Step 2: Convert to fraction form
    57,789.66/79,755.39 = 35,126.94/x
  3. Step 3: Cross multiply
    57,789.66x = 79,755.39 × 35,126.94
  4. Step 4: Simplify right side
    57,789.66x = 2,801,562,799.21
  5. Step 5: Solve for x
    x = 2,801,562,799.21/57,789.66
  6. Step 6: Final answer
    x = 48,478.62

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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.