Home / 37,759.92-52,110-20,764.86

Finding the Fourth Proportional to 37,759.92, 52,110 and 20,764.86

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Solution

The fourth proportional to 37,759.92, 52,110 and 20,764.86 is: 28,656.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,759.92 : 52,110 = 20,764.86 : x
  2. Step 2: Convert to fraction form
    37,759.92/52,110 = 20,764.86/x
  3. Step 3: Cross multiply
    37,759.92x = 52,110 × 20,764.86
  4. Step 4: Simplify right side
    37,759.92x = 1,082,056,854.60
  5. Step 5: Solve for x
    x = 1,082,056,854.60/37,759.92
  6. Step 6: Final answer
    x = 28,656.23

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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.