Home / 37,675.46-51,996.57-20,909.54

Finding the Fourth Proportional to 37,675.46, 51,996.57 and 20,909.54

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Solution

The fourth proportional to 37,675.46, 51,996.57 and 20,909.54 is: 28,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,675.46 : 51,996.57 = 20,909.54 : x
  2. Step 2: Convert to fraction form
    37,675.46/51,996.57 = 20,909.54/x
  3. Step 3: Cross multiply
    37,675.46x = 51,996.57 × 20,909.54
  4. Step 4: Simplify right side
    37,675.46x = 1,087,224,360.28
  5. Step 5: Solve for x
    x = 1,087,224,360.28/37,675.46
  6. Step 6: Final answer
    x = 28,857.63

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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.