Home / 33,311.56-49,992.10-15,781.46

Finding the Fourth Proportional to 33,311.56, 49,992.10 and 15,781.46

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Solution

The fourth proportional to 33,311.56, 49,992.10 and 15,781.46 is: 23,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.56 : 49,992.10 = 15,781.46 : x
  2. Step 2: Convert to fraction form
    33,311.56/49,992.10 = 15,781.46/x
  3. Step 3: Cross multiply
    33,311.56x = 49,992.10 × 15,781.46
  4. Step 4: Simplify right side
    33,311.56x = 788,948,326.47
  5. Step 5: Solve for x
    x = 788,948,326.47/33,311.56
  6. Step 6: Final answer
    x = 23,683.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.