Home / 17,190.72-25,778.16-6,795.36

Finding the Fourth Proportional to 17,190.72, 25,778.16 and 6,795.36

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Solution

The fourth proportional to 17,190.72, 25,778.16 and 6,795.36 is: 10,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.72 : 25,778.16 = 6,795.36 : x
  2. Step 2: Convert to fraction form
    17,190.72/25,778.16 = 6,795.36/x
  3. Step 3: Cross multiply
    17,190.72x = 25,778.16 × 6,795.36
  4. Step 4: Simplify right side
    17,190.72x = 175,171,877.34
  5. Step 5: Solve for x
    x = 175,171,877.34/17,190.72
  6. Step 6: Final answer
    x = 10,189.91

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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.