Home / 17,271.19-25,906.78-6,890.23

Finding the Fourth Proportional to 17,271.19, 25,906.78 and 6,890.23

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Solution

The fourth proportional to 17,271.19, 25,906.78 and 6,890.23 is: 10,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,271.19 : 25,906.78 = 6,890.23 : x
  2. Step 2: Convert to fraction form
    17,271.19/25,906.78 = 6,890.23/x
  3. Step 3: Cross multiply
    17,271.19x = 25,906.78 × 6,890.23
  4. Step 4: Simplify right side
    17,271.19x = 178,503,672.76
  5. Step 5: Solve for x
    x = 178,503,672.76/17,271.19
  6. Step 6: Final answer
    x = 10,335.34

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Double scale
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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.