Home / 23,126.68-34,691.54-8,131.98

Finding the Fourth Proportional to 23,126.68, 34,691.54 and 8,131.98

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Solution

The fourth proportional to 23,126.68, 34,691.54 and 8,131.98 is: 12,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,126.68 : 34,691.54 = 8,131.98 : x
  2. Step 2: Convert to fraction form
    23,126.68/34,691.54 = 8,131.98/x
  3. Step 3: Cross multiply
    23,126.68x = 34,691.54 × 8,131.98
  4. Step 4: Simplify right side
    23,126.68x = 282,110,909.45
  5. Step 5: Solve for x
    x = 282,110,909.45/23,126.68
  6. Step 6: Final answer
    x = 12,198.50

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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.