Home / 38,169.69-57,236.32-17,109.91

Finding the Fourth Proportional to 38,169.69, 57,236.32 and 17,109.91

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Solution

The fourth proportional to 38,169.69, 57,236.32 and 17,109.91 is: 25,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,169.69 : 57,236.32 = 17,109.91 : x
  2. Step 2: Convert to fraction form
    38,169.69/57,236.32 = 17,109.91/x
  3. Step 3: Cross multiply
    38,169.69x = 57,236.32 × 17,109.91
  4. Step 4: Simplify right side
    38,169.69x = 979,308,283.93
  5. Step 5: Solve for x
    x = 979,308,283.93/38,169.69
  6. Step 6: Final answer
    x = 25,656.70

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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.