Home / 33,793.87-46,635.05-18,686.20

Finding the Fourth Proportional to 33,793.87, 46,635.05 and 18,686.20

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Solution

The fourth proportional to 33,793.87, 46,635.05 and 18,686.20 is: 25,786.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.87 : 46,635.05 = 18,686.20 : x
  2. Step 2: Convert to fraction form
    33,793.87/46,635.05 = 18,686.20/x
  3. Step 3: Cross multiply
    33,793.87x = 46,635.05 × 18,686.20
  4. Step 4: Simplify right side
    33,793.87x = 871,431,638.13
  5. Step 5: Solve for x
    x = 871,431,638.13/33,793.87
  6. Step 6: Final answer
    x = 25,786.68

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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.