Home / 33,742.26-50,617.06-20,678.58

Finding the Fourth Proportional to 33,742.26, 50,617.06 and 20,678.58

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Solution

The fourth proportional to 33,742.26, 50,617.06 and 20,678.58 is: 31,020.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.26 : 50,617.06 = 20,678.58 : x
  2. Step 2: Convert to fraction form
    33,742.26/50,617.06 = 20,678.58/x
  3. Step 3: Cross multiply
    33,742.26x = 50,617.06 × 20,678.58
  4. Step 4: Simplify right side
    33,742.26x = 1,046,688,924.57
  5. Step 5: Solve for x
    x = 1,046,688,924.57/33,742.26
  6. Step 6: Final answer
    x = 31,020.12

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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.