Home / 26,504.92-39,756.12-7,784.20

Finding the Fourth Proportional to 26,504.92, 39,756.12 and 7,784.20

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Solution

The fourth proportional to 26,504.92, 39,756.12 and 7,784.20 is: 11,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,504.92 : 39,756.12 = 7,784.20 : x
  2. Step 2: Convert to fraction form
    26,504.92/39,756.12 = 7,784.20/x
  3. Step 3: Cross multiply
    26,504.92x = 39,756.12 × 7,784.20
  4. Step 4: Simplify right side
    26,504.92x = 309,469,589.30
  5. Step 5: Solve for x
    x = 309,469,589.30/26,504.92
  6. Step 6: Final answer
    x = 11,675.93

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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.