Home / 26,180.28-39,276.90-8,650.26

Finding the Fourth Proportional to 26,180.28, 39,276.90 and 8,650.26

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Solution

The fourth proportional to 26,180.28, 39,276.90 and 8,650.26 is: 12,977.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,180.28 : 39,276.90 = 8,650.26 : x
  2. Step 2: Convert to fraction form
    26,180.28/39,276.90 = 8,650.26/x
  3. Step 3: Cross multiply
    26,180.28x = 39,276.90 × 8,650.26
  4. Step 4: Simplify right side
    26,180.28x = 339,755,396.99
  5. Step 5: Solve for x
    x = 339,755,396.99/26,180.28
  6. Step 6: Final answer
    x = 12,977.53

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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.