Home / 50,605.87-75,812.21-28,351.93

Finding the Fourth Proportional to 50,605.87, 75,812.21 and 28,351.93

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Solution

The fourth proportional to 50,605.87, 75,812.21 and 28,351.93 is: 42,473.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,605.87 : 75,812.21 = 28,351.93 : x
  2. Step 2: Convert to fraction form
    50,605.87/75,812.21 = 28,351.93/x
  3. Step 3: Cross multiply
    50,605.87x = 75,812.21 × 28,351.93
  4. Step 4: Simplify right side
    50,605.87x = 2,149,422,471.07
  5. Step 5: Solve for x
    x = 2,149,422,471.07/50,605.87
  6. Step 6: Final answer
    x = 42,473.78

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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.