Home / 33,719.25-46,531.86-18,405.29

Finding the Fourth Proportional to 33,719.25, 46,531.86 and 18,405.29

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Solution

The fourth proportional to 33,719.25, 46,531.86 and 18,405.29 is: 25,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,719.25 : 46,531.86 = 18,405.29 : x
  2. Step 2: Convert to fraction form
    33,719.25/46,531.86 = 18,405.29/x
  3. Step 3: Cross multiply
    33,719.25x = 46,531.86 × 18,405.29
  4. Step 4: Simplify right side
    33,719.25x = 856,432,377.54
  5. Step 5: Solve for x
    x = 856,432,377.54/33,719.25
  6. Step 6: Final answer
    x = 25,398.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.