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Finding the Fourth Proportional to 33,793.96, 46,631.59 and 18,684.58

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Solution

The fourth proportional to 33,793.96, 46,631.59 and 18,684.58 is: 25,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.96 : 46,631.59 = 18,684.58 : x
  2. Step 2: Convert to fraction form
    33,793.96/46,631.59 = 18,684.58/x
  3. Step 3: Cross multiply
    33,793.96x = 46,631.59 × 18,684.58
  4. Step 4: Simplify right side
    33,793.96x = 871,291,673.88
  5. Step 5: Solve for x
    x = 871,291,673.88/33,793.96
  6. Step 6: Final answer
    x = 25,782.47

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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.