Home / 33,555.31-50,342.69-13,823.71

Finding the Fourth Proportional to 33,555.31, 50,342.69 and 13,823.71

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Solution

The fourth proportional to 33,555.31, 50,342.69 and 13,823.71 is: 20,739.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,555.31 : 50,342.69 = 13,823.71 : x
  2. Step 2: Convert to fraction form
    33,555.31/50,342.69 = 13,823.71/x
  3. Step 3: Cross multiply
    33,555.31x = 50,342.69 × 13,823.71
  4. Step 4: Simplify right side
    33,555.31x = 695,922,678.06
  5. Step 5: Solve for x
    x = 695,922,678.06/33,555.31
  6. Step 6: Final answer
    x = 20,739.57

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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.