Home / 22,785.86-34,200.68-11,107.28

Finding the Fourth Proportional to 22,785.86, 34,200.68 and 11,107.28

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Solution

The fourth proportional to 22,785.86, 34,200.68 and 11,107.28 is: 16,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,785.86 : 34,200.68 = 11,107.28 : x
  2. Step 2: Convert to fraction form
    22,785.86/34,200.68 = 11,107.28/x
  3. Step 3: Cross multiply
    22,785.86x = 34,200.68 × 11,107.28
  4. Step 4: Simplify right side
    22,785.86x = 379,876,528.95
  5. Step 5: Solve for x
    x = 379,876,528.95/22,785.86
  6. Step 6: Final answer
    x = 16,671.59

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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.