Home / 33,793.79-46,638.81-18,687.60

Finding the Fourth Proportional to 33,793.79, 46,638.81 and 18,687.60

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Solution

The fourth proportional to 33,793.79, 46,638.81 and 18,687.60 is: 25,790.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,793.79 : 46,638.81 = 18,687.60 : x
  2. Step 2: Convert to fraction form
    33,793.79/46,638.81 = 18,687.60/x
  3. Step 3: Cross multiply
    33,793.79x = 46,638.81 × 18,687.60
  4. Step 4: Simplify right side
    33,793.79x = 871,567,425.76
  5. Step 5: Solve for x
    x = 871,567,425.76/33,793.79
  6. Step 6: Final answer
    x = 25,790.76

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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.