Home / 17,912.50-24,711.57-11,186.44

Finding the Fourth Proportional to 17,912.50, 24,711.57 and 11,186.44

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Solution

The fourth proportional to 17,912.50, 24,711.57 and 11,186.44 is: 15,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.50 : 24,711.57 = 11,186.44 : x
  2. Step 2: Convert to fraction form
    17,912.50/24,711.57 = 11,186.44/x
  3. Step 3: Cross multiply
    17,912.50x = 24,711.57 × 11,186.44
  4. Step 4: Simplify right side
    17,912.50x = 276,434,495.11
  5. Step 5: Solve for x
    x = 276,434,495.11/17,912.50
  6. Step 6: Final answer
    x = 15,432.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.