Home / 33,793.46-46,634.70-18,686.78

Finding the Fourth Proportional to 33,793.46, 46,634.70 and 18,686.78

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Solution

The fourth proportional to 33,793.46, 46,634.70 and 18,686.78 is: 25,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.46 : 46,634.70 = 18,686.78 : x
  2. Step 2: Convert to fraction form
    33,793.46/46,634.70 = 18,686.78/x
  3. Step 3: Cross multiply
    33,793.46x = 46,634.70 × 18,686.78
  4. Step 4: Simplify right side
    33,793.46x = 871,452,379.27
  5. Step 5: Solve for x
    x = 871,452,379.27/33,793.46
  6. Step 6: Final answer
    x = 25,787.60

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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.