Home / 36,851.21-50,854.40-20,935.65

Finding the Fourth Proportional to 36,851.21, 50,854.40 and 20,935.65

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Solution

The fourth proportional to 36,851.21, 50,854.40 and 20,935.65 is: 28,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,851.21 : 50,854.40 = 20,935.65 : x
  2. Step 2: Convert to fraction form
    36,851.21/50,854.40 = 20,935.65/x
  3. Step 3: Cross multiply
    36,851.21x = 50,854.40 × 20,935.65
  4. Step 4: Simplify right side
    36,851.21x = 1,064,669,814.68
  5. Step 5: Solve for x
    x = 1,064,669,814.68/36,851.21
  6. Step 6: Final answer
    x = 28,891.04

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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.