Home / 11,324.53-16,890.67-11,127.70

Finding the Fourth Proportional to 11,324.53, 16,890.67 and 11,127.70

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Solution

The fourth proportional to 11,324.53, 16,890.67 and 11,127.70 is: 16,597.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324.53 : 16,890.67 = 11,127.70 : x
  2. Step 2: Convert to fraction form
    11,324.53/16,890.67 = 11,127.70/x
  3. Step 3: Cross multiply
    11,324.53x = 16,890.67 × 11,127.70
  4. Step 4: Simplify right side
    11,324.53x = 187,954,308.56
  5. Step 5: Solve for x
    x = 187,954,308.56/11,324.53
  6. Step 6: Final answer
    x = 16,597.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.