Home / 33,865.22-46,732.88-18,757.90

Finding the Fourth Proportional to 33,865.22, 46,732.88 and 18,757.90

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Solution

The fourth proportional to 33,865.22, 46,732.88 and 18,757.90 is: 25,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,865.22 : 46,732.88 = 18,757.90 : x
  2. Step 2: Convert to fraction form
    33,865.22/46,732.88 = 18,757.90/x
  3. Step 3: Cross multiply
    33,865.22x = 46,732.88 × 18,757.90
  4. Step 4: Simplify right side
    33,865.22x = 876,610,689.75
  5. Step 5: Solve for x
    x = 876,610,689.75/33,865.22
  6. Step 6: Final answer
    x = 25,885.28

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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.