Home / 50,364.65-75,562.61-20,784.87

Finding the Fourth Proportional to 50,364.65, 75,562.61 and 20,784.87

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Solution

The fourth proportional to 50,364.65, 75,562.61 and 20,784.87 is: 31,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,364.65 : 75,562.61 = 20,784.87 : x
  2. Step 2: Convert to fraction form
    50,364.65/75,562.61 = 20,784.87/x
  3. Step 3: Cross multiply
    50,364.65x = 75,562.61 × 20,784.87
  4. Step 4: Simplify right side
    50,364.65x = 1,570,558,921.79
  5. Step 5: Solve for x
    x = 1,570,558,921.79/50,364.65
  6. Step 6: Final answer
    x = 31,183.75

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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.