Home / 35,321.82-48,741.75-19,405.50

Finding the Fourth Proportional to 35,321.82, 48,741.75 and 19,405.50

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Solution

The fourth proportional to 35,321.82, 48,741.75 and 19,405.50 is: 26,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,321.82 : 48,741.75 = 19,405.50 : x
  2. Step 2: Convert to fraction form
    35,321.82/48,741.75 = 19,405.50/x
  3. Step 3: Cross multiply
    35,321.82x = 48,741.75 × 19,405.50
  4. Step 4: Simplify right side
    35,321.82x = 945,858,029.63
  5. Step 5: Solve for x
    x = 945,858,029.63/35,321.82
  6. Step 6: Final answer
    x = 26,778.29

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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.