Home / 38,599.35-57,904.56-11,947.68

Finding the Fourth Proportional to 38,599.35, 57,904.56 and 11,947.68

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Solution

The fourth proportional to 38,599.35, 57,904.56 and 11,947.68 is: 17,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599.35 : 57,904.56 = 11,947.68 : x
  2. Step 2: Convert to fraction form
    38,599.35/57,904.56 = 11,947.68/x
  3. Step 3: Cross multiply
    38,599.35x = 57,904.56 × 11,947.68
  4. Step 4: Simplify right side
    38,599.35x = 691,825,093.68
  5. Step 5: Solve for x
    x = 691,825,093.68/38,599.35
  6. Step 6: Final answer
    x = 17,923.23

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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.