Home / 18,544.38-27,824.28-7,458.94

Finding the Fourth Proportional to 18,544.38, 27,824.28 and 7,458.94

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Solution

The fourth proportional to 18,544.38, 27,824.28 and 7,458.94 is: 11,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.38 : 27,824.28 = 7,458.94 : x
  2. Step 2: Convert to fraction form
    18,544.38/27,824.28 = 7,458.94/x
  3. Step 3: Cross multiply
    18,544.38x = 27,824.28 × 7,458.94
  4. Step 4: Simplify right side
    18,544.38x = 207,539,635.06
  5. Step 5: Solve for x
    x = 207,539,635.06/18,544.38
  6. Step 6: Final answer
    x = 11,191.51

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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.