Home / 51,286.86-76,727.94-38,842.86

Finding the Fourth Proportional to 51,286.86, 76,727.94 and 38,842.86

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Solution

The fourth proportional to 51,286.86, 76,727.94 and 38,842.86 is: 58,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,286.86 : 76,727.94 = 38,842.86 : x
  2. Step 2: Convert to fraction form
    51,286.86/76,727.94 = 38,842.86/x
  3. Step 3: Cross multiply
    51,286.86x = 76,727.94 × 38,842.86
  4. Step 4: Simplify right side
    51,286.86x = 2,980,332,631.51
  5. Step 5: Solve for x
    x = 2,980,332,631.51/51,286.86
  6. Step 6: Final answer
    x = 58,111.04

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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.