Home / 26,108.88-39,151.68-8,336.28

Finding the Fourth Proportional to 26,108.88, 39,151.68 and 8,336.28

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Solution

The fourth proportional to 26,108.88, 39,151.68 and 8,336.28 is: 12,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.88 : 39,151.68 = 8,336.28 : x
  2. Step 2: Convert to fraction form
    26,108.88/39,151.68 = 8,336.28/x
  3. Step 3: Cross multiply
    26,108.88x = 39,151.68 × 8,336.28
  4. Step 4: Simplify right side
    26,108.88x = 326,379,366.95
  5. Step 5: Solve for x
    x = 326,379,366.95/26,108.88
  6. Step 6: Final answer
    x = 12,500.70

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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.