Home / 37,840.11-52,219.36-21,933.79

Finding the Fourth Proportional to 37,840.11, 52,219.36 and 21,933.79

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Solution

The fourth proportional to 37,840.11, 52,219.36 and 21,933.79 is: 30,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,840.11 : 52,219.36 = 21,933.79 : x
  2. Step 2: Convert to fraction form
    37,840.11/52,219.36 = 21,933.79/x
  3. Step 3: Cross multiply
    37,840.11x = 52,219.36 × 21,933.79
  4. Step 4: Simplify right side
    37,840.11x = 1,145,368,290.79
  5. Step 5: Solve for x
    x = 1,145,368,290.79/37,840.11
  6. Step 6: Final answer
    x = 30,268.63

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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.