Home / 18,997.58-26,217.06-11,040.50

Finding the Fourth Proportional to 18,997.58, 26,217.06 and 11,040.50

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Solution

The fourth proportional to 18,997.58, 26,217.06 and 11,040.50 is: 15,236.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,997.58 : 26,217.06 = 11,040.50 : x
  2. Step 2: Convert to fraction form
    18,997.58/26,217.06 = 11,040.50/x
  3. Step 3: Cross multiply
    18,997.58x = 26,217.06 × 11,040.50
  4. Step 4: Simplify right side
    18,997.58x = 289,449,450.93
  5. Step 5: Solve for x
    x = 289,449,450.93/18,997.58
  6. Step 6: Final answer
    x = 15,236.12

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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.