Home / 17,199.45-25,801.74-6,105.21

Finding the Fourth Proportional to 17,199.45, 25,801.74 and 6,105.21

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Solution

The fourth proportional to 17,199.45, 25,801.74 and 6,105.21 is: 9,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,199.45 : 25,801.74 = 6,105.21 : x
  2. Step 2: Convert to fraction form
    17,199.45/25,801.74 = 6,105.21/x
  3. Step 3: Cross multiply
    17,199.45x = 25,801.74 × 6,105.21
  4. Step 4: Simplify right side
    17,199.45x = 157,525,010.54
  5. Step 5: Solve for x
    x = 157,525,010.54/17,199.45
  6. Step 6: Final answer
    x = 9,158.72

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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.