Home / 33,455.28-50,206.72-13,751.76

Finding the Fourth Proportional to 33,455.28, 50,206.72 and 13,751.76

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Solution

The fourth proportional to 33,455.28, 50,206.72 and 13,751.76 is: 20,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,455.28 : 50,206.72 = 13,751.76 : x
  2. Step 2: Convert to fraction form
    33,455.28/50,206.72 = 13,751.76/x
  3. Step 3: Cross multiply
    33,455.28x = 50,206.72 × 13,751.76
  4. Step 4: Simplify right side
    33,455.28x = 690,430,763.83
  5. Step 5: Solve for x
    x = 690,430,763.83/33,455.28
  6. Step 6: Final answer
    x = 20,637.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.