Home / 33,996.40-46,913.50-18,890.12

Finding the Fourth Proportional to 33,996.40, 46,913.50 and 18,890.12

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Solution

The fourth proportional to 33,996.40, 46,913.50 and 18,890.12 is: 26,067.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,996.40 : 46,913.50 = 18,890.12 : x
  2. Step 2: Convert to fraction form
    33,996.40/46,913.50 = 18,890.12/x
  3. Step 3: Cross multiply
    33,996.40x = 46,913.50 × 18,890.12
  4. Step 4: Simplify right side
    33,996.40x = 886,201,644.62
  5. Step 5: Solve for x
    x = 886,201,644.62/33,996.40
  6. Step 6: Final answer
    x = 26,067.51

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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.