Home / 37,877.58-52,268.31-21,961.71

Finding the Fourth Proportional to 37,877.58, 52,268.31 and 21,961.71

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Solution

The fourth proportional to 37,877.58, 52,268.31 and 21,961.71 is: 30,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,877.58 : 52,268.31 = 21,961.71 : x
  2. Step 2: Convert to fraction form
    37,877.58/52,268.31 = 21,961.71/x
  3. Step 3: Cross multiply
    37,877.58x = 52,268.31 × 21,961.71
  4. Step 4: Simplify right side
    37,877.58x = 1,147,901,466.41
  5. Step 5: Solve for x
    x = 1,147,901,466.41/37,877.58
  6. Step 6: Final answer
    x = 30,305.57

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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.