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Finding the Fourth Proportional to 33,793.86, 46,631.44 and 18,684.46

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Solution

The fourth proportional to 33,793.86, 46,631.44 and 18,684.46 is: 25,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.86 : 46,631.44 = 18,684.46 : x
  2. Step 2: Convert to fraction form
    33,793.86/46,631.44 = 18,684.46/x
  3. Step 3: Cross multiply
    33,793.86x = 46,631.44 × 18,684.46
  4. Step 4: Simplify right side
    33,793.86x = 871,283,275.42
  5. Step 5: Solve for x
    x = 871,283,275.42/33,793.86
  6. Step 6: Final answer
    x = 25,782.30

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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.