Home / 17,122.53-25,683.80-11,236.65

Finding the Fourth Proportional to 17,122.53, 25,683.80 and 11,236.65

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Solution

The fourth proportional to 17,122.53, 25,683.80 and 11,236.65 is: 16,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.53 : 25,683.80 = 11,236.65 : x
  2. Step 2: Convert to fraction form
    17,122.53/25,683.80 = 11,236.65/x
  3. Step 3: Cross multiply
    17,122.53x = 25,683.80 × 11,236.65
  4. Step 4: Simplify right side
    17,122.53x = 288,599,871.27
  5. Step 5: Solve for x
    x = 288,599,871.27/17,122.53
  6. Step 6: Final answer
    x = 16,854.98

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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.