Home / 33,793.80-46,635.14-18,687.40

Finding the Fourth Proportional to 33,793.80, 46,635.14 and 18,687.40

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Solution

The fourth proportional to 33,793.80, 46,635.14 and 18,687.40 is: 25,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.80 : 46,635.14 = 18,687.40 : x
  2. Step 2: Convert to fraction form
    33,793.80/46,635.14 = 18,687.40/x
  3. Step 3: Cross multiply
    33,793.80x = 46,635.14 × 18,687.40
  4. Step 4: Simplify right side
    33,793.80x = 871,489,515.24
  5. Step 5: Solve for x
    x = 871,489,515.24/33,793.80
  6. Step 6: Final answer
    x = 25,788.44

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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.