Home / 36,767.12-50,742.38-21,664.49

Finding the Fourth Proportional to 36,767.12, 50,742.38 and 21,664.49

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Solution

The fourth proportional to 36,767.12, 50,742.38 and 21,664.49 is: 29,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,767.12 : 50,742.38 = 21,664.49 : x
  2. Step 2: Convert to fraction form
    36,767.12/50,742.38 = 21,664.49/x
  3. Step 3: Cross multiply
    36,767.12x = 50,742.38 × 21,664.49
  4. Step 4: Simplify right side
    36,767.12x = 1,099,307,784.09
  5. Step 5: Solve for x
    x = 1,099,307,784.09/36,767.12
  6. Step 6: Final answer
    x = 29,899.21

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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.