Home / 50,932.81-76,474.19-28,487.46

Finding the Fourth Proportional to 50,932.81, 76,474.19 and 28,487.46

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Solution

The fourth proportional to 50,932.81, 76,474.19 and 28,487.46 is: 42,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,932.81 : 76,474.19 = 28,487.46 : x
  2. Step 2: Convert to fraction form
    50,932.81/76,474.19 = 28,487.46/x
  3. Step 3: Cross multiply
    50,932.81x = 76,474.19 × 28,487.46
  4. Step 4: Simplify right side
    50,932.81x = 2,178,555,786.65
  5. Step 5: Solve for x
    x = 2,178,555,786.65/50,932.81
  6. Step 6: Final answer
    x = 42,773.13

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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.