Home / 33,689.22-46,493.40-18,581.91

Finding the Fourth Proportional to 33,689.22, 46,493.40 and 18,581.91

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Solution

The fourth proportional to 33,689.22, 46,493.40 and 18,581.91 is: 25,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.22 : 46,493.40 = 18,581.91 : x
  2. Step 2: Convert to fraction form
    33,689.22/46,493.40 = 18,581.91/x
  3. Step 3: Cross multiply
    33,689.22x = 46,493.40 × 18,581.91
  4. Step 4: Simplify right side
    33,689.22x = 863,936,174.39
  5. Step 5: Solve for x
    x = 863,936,174.39/33,689.22
  6. Step 6: Final answer
    x = 25,644.29

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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.