Home / 37,917.82-52,329.90-20,923.66

Finding the Fourth Proportional to 37,917.82, 52,329.90 and 20,923.66

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Solution

The fourth proportional to 37,917.82, 52,329.90 and 20,923.66 is: 28,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,917.82 : 52,329.90 = 20,923.66 : x
  2. Step 2: Convert to fraction form
    37,917.82/52,329.90 = 20,923.66/x
  3. Step 3: Cross multiply
    37,917.82x = 52,329.90 × 20,923.66
  4. Step 4: Simplify right side
    37,917.82x = 1,094,933,035.43
  5. Step 5: Solve for x
    x = 1,094,933,035.43/37,917.82
  6. Step 6: Final answer
    x = 28,876.48

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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.