Home / 29,778.73-41,113.88-18,460.26

Finding the Fourth Proportional to 29,778.73, 41,113.88 and 18,460.26

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Solution

The fourth proportional to 29,778.73, 41,113.88 and 18,460.26 is: 25,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,778.73 : 41,113.88 = 18,460.26 : x
  2. Step 2: Convert to fraction form
    29,778.73/41,113.88 = 18,460.26/x
  3. Step 3: Cross multiply
    29,778.73x = 41,113.88 × 18,460.26
  4. Step 4: Simplify right side
    29,778.73x = 758,972,914.41
  5. Step 5: Solve for x
    x = 758,972,914.41/29,778.73
  6. Step 6: Final answer
    x = 25,487.08

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1.5x scale

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.