Home / 37,652.07-51,961.10-20,657.72

Finding the Fourth Proportional to 37,652.07, 51,961.10 and 20,657.72

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Solution

The fourth proportional to 37,652.07, 51,961.10 and 20,657.72 is: 28,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,652.07 : 51,961.10 = 20,657.72 : x
  2. Step 2: Convert to fraction form
    37,652.07/51,961.10 = 20,657.72/x
  3. Step 3: Cross multiply
    37,652.07x = 51,961.10 × 20,657.72
  4. Step 4: Simplify right side
    37,652.07x = 1,073,397,491.60
  5. Step 5: Solve for x
    x = 1,073,397,491.60/37,652.07
  6. Step 6: Final answer
    x = 28,508.33

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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.