Home / 16,922.25-25,385.80-5,236.38

Finding the Fourth Proportional to 16,922.25, 25,385.80 and 5,236.38

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Solution

The fourth proportional to 16,922.25, 25,385.80 and 5,236.38 is: 7,855.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.25 : 25,385.80 = 5,236.38 : x
  2. Step 2: Convert to fraction form
    16,922.25/25,385.80 = 5,236.38/x
  3. Step 3: Cross multiply
    16,922.25x = 25,385.80 × 5,236.38
  4. Step 4: Simplify right side
    16,922.25x = 132,929,695.40
  5. Step 5: Solve for x
    x = 132,929,695.40/16,922.25
  6. Step 6: Final answer
    x = 7,855.32

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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.