Home / 17,270.18-25,905.28-6,889.22

Finding the Fourth Proportional to 17,270.18, 25,905.28 and 6,889.22

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Solution

The fourth proportional to 17,270.18, 25,905.28 and 6,889.22 is: 10,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.18 : 25,905.28 = 6,889.22 : x
  2. Step 2: Convert to fraction form
    17,270.18/25,905.28 = 6,889.22/x
  3. Step 3: Cross multiply
    17,270.18x = 25,905.28 × 6,889.22
  4. Step 4: Simplify right side
    17,270.18x = 178,467,173.08
  5. Step 5: Solve for x
    x = 178,467,173.08/17,270.18
  6. Step 6: Final answer
    x = 10,333.83

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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.