Home / 17,121.72-25,683.78-6,596.76

Finding the Fourth Proportional to 17,121.72, 25,683.78 and 6,596.76

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Solution

The fourth proportional to 17,121.72, 25,683.78 and 6,596.76 is: 9,895.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121.72 : 25,683.78 = 6,596.76 : x
  2. Step 2: Convert to fraction form
    17,121.72/25,683.78 = 6,596.76/x
  3. Step 3: Cross multiply
    17,121.72x = 25,683.78 × 6,596.76
  4. Step 4: Simplify right side
    17,121.72x = 169,429,732.55
  5. Step 5: Solve for x
    x = 169,429,732.55/17,121.72
  6. Step 6: Final answer
    x = 9,895.60

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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.