Home / 26,285.45-39,434.46-8,755.43

Finding the Fourth Proportional to 26,285.45, 39,434.46 and 8,755.43

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Solution

The fourth proportional to 26,285.45, 39,434.46 and 8,755.43 is: 13,135.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.45 : 39,434.46 = 8,755.43 : x
  2. Step 2: Convert to fraction form
    26,285.45/39,434.46 = 8,755.43/x
  3. Step 3: Cross multiply
    26,285.45x = 39,434.46 × 8,755.43
  4. Step 4: Simplify right side
    26,285.45x = 345,265,654.12
  5. Step 5: Solve for x
    x = 345,265,654.12/26,285.45
  6. Step 6: Final answer
    x = 13,135.24

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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.