Home / 16,796.15-25,197.87-5,109.06

Finding the Fourth Proportional to 16,796.15, 25,197.87 and 5,109.06

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Solution

The fourth proportional to 16,796.15, 25,197.87 and 5,109.06 is: 7,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,796.15 : 25,197.87 = 5,109.06 : x
  2. Step 2: Convert to fraction form
    16,796.15/25,197.87 = 5,109.06/x
  3. Step 3: Cross multiply
    16,796.15x = 25,197.87 × 5,109.06
  4. Step 4: Simplify right side
    16,796.15x = 128,737,429.70
  5. Step 5: Solve for x
    x = 128,737,429.70/16,796.15
  6. Step 6: Final answer
    x = 7,664.70

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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.