Home / 26,620.11-39,932.46-9,757.70

Finding the Fourth Proportional to 26,620.11, 39,932.46 and 9,757.70

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Solution

The fourth proportional to 26,620.11, 39,932.46 and 9,757.70 is: 14,637.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.11 : 39,932.46 = 9,757.70 : x
  2. Step 2: Convert to fraction form
    26,620.11/39,932.46 = 9,757.70/x
  3. Step 3: Cross multiply
    26,620.11x = 39,932.46 × 9,757.70
  4. Step 4: Simplify right side
    26,620.11x = 389,648,964.94
  5. Step 5: Solve for x
    x = 389,648,964.94/26,620.11
  6. Step 6: Final answer
    x = 14,637.39

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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.