Home / 37,676.46-51,993.54-20,909.46

Finding the Fourth Proportional to 37,676.46, 51,993.54 and 20,909.46

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Solution

The fourth proportional to 37,676.46, 51,993.54 and 20,909.46 is: 28,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,676.46 : 51,993.54 = 20,909.46 : x
  2. Step 2: Convert to fraction form
    37,676.46/51,993.54 = 20,909.46/x
  3. Step 3: Cross multiply
    37,676.46x = 51,993.54 × 20,909.46
  4. Step 4: Simplify right side
    37,676.46x = 1,087,156,844.89
  5. Step 5: Solve for x
    x = 1,087,156,844.89/37,676.46
  6. Step 6: Final answer
    x = 28,855.07

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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.