Home / 36,780.44-50,748.16-21,673.72

Finding the Fourth Proportional to 36,780.44, 50,748.16 and 21,673.72

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Solution

The fourth proportional to 36,780.44, 50,748.16 and 21,673.72 is: 29,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780.44 : 50,748.16 = 21,673.72 : x
  2. Step 2: Convert to fraction form
    36,780.44/50,748.16 = 21,673.72/x
  3. Step 3: Cross multiply
    36,780.44x = 50,748.16 × 21,673.72
  4. Step 4: Simplify right side
    36,780.44x = 1,099,901,410.36
  5. Step 5: Solve for x
    x = 1,099,901,410.36/36,780.44
  6. Step 6: Final answer
    x = 29,904.52

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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.