Home / 26,451.98-39,658.50-12,610.70

Finding the Fourth Proportional to 26,451.98, 39,658.50 and 12,610.70

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Solution

The fourth proportional to 26,451.98, 39,658.50 and 12,610.70 is: 18,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.98 : 39,658.50 = 12,610.70 : x
  2. Step 2: Convert to fraction form
    26,451.98/39,658.50 = 12,610.70/x
  3. Step 3: Cross multiply
    26,451.98x = 39,658.50 × 12,610.70
  4. Step 4: Simplify right side
    26,451.98x = 500,121,445.95
  5. Step 5: Solve for x
    x = 500,121,445.95/26,451.98
  6. Step 6: Final answer
    x = 18,906.77

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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.