Home / 37,866.80-52,247.77-21,733.12

Finding the Fourth Proportional to 37,866.80, 52,247.77 and 21,733.12

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Solution

The fourth proportional to 37,866.80, 52,247.77 and 21,733.12 is: 29,986.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,866.80 : 52,247.77 = 21,733.12 : x
  2. Step 2: Convert to fraction form
    37,866.80/52,247.77 = 21,733.12/x
  3. Step 3: Cross multiply
    37,866.80x = 52,247.77 × 21,733.12
  4. Step 4: Simplify right side
    37,866.80x = 1,135,507,066.12
  5. Step 5: Solve for x
    x = 1,135,507,066.12/37,866.80
  6. Step 6: Final answer
    x = 29,986.87

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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.