Home / 22,310.26-30,786.95-12,238.52

Finding the Fourth Proportional to 22,310.26, 30,786.95 and 12,238.52

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Solution

The fourth proportional to 22,310.26, 30,786.95 and 12,238.52 is: 16,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,310.26 : 30,786.95 = 12,238.52 : x
  2. Step 2: Convert to fraction form
    22,310.26/30,786.95 = 12,238.52/x
  3. Step 3: Cross multiply
    22,310.26x = 30,786.95 × 12,238.52
  4. Step 4: Simplify right side
    22,310.26x = 376,786,579.98
  5. Step 5: Solve for x
    x = 376,786,579.98/22,310.26
  6. Step 6: Final answer
    x = 16,888.49

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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.