Home / 50,185.80-75,273.42-20,606.76

Finding the Fourth Proportional to 50,185.80, 75,273.42 and 20,606.76

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Solution

The fourth proportional to 50,185.80, 75,273.42 and 20,606.76 is: 30,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,185.80 : 75,273.42 = 20,606.76 : x
  2. Step 2: Convert to fraction form
    50,185.80/75,273.42 = 20,606.76/x
  3. Step 3: Cross multiply
    50,185.80x = 75,273.42 × 20,606.76
  4. Step 4: Simplify right side
    50,185.80x = 1,551,141,300.32
  5. Step 5: Solve for x
    x = 1,551,141,300.32/50,185.80
  6. Step 6: Final answer
    x = 30,907.97

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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.