Home / 22,344.08-30,834.82-12,272.80

Finding the Fourth Proportional to 22,344.08, 30,834.82 and 12,272.80

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Solution

The fourth proportional to 22,344.08, 30,834.82 and 12,272.80 is: 16,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,344.08 : 30,834.82 = 12,272.80 : x
  2. Step 2: Convert to fraction form
    22,344.08/30,834.82 = 12,272.80/x
  3. Step 3: Cross multiply
    22,344.08x = 30,834.82 × 12,272.80
  4. Step 4: Simplify right side
    22,344.08x = 378,429,471.13
  5. Step 5: Solve for x
    x = 378,429,471.13/22,344.08
  6. Step 6: Final answer
    x = 16,936.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.