Home / 35,012.89-48,321.87-19,907.82

Finding the Fourth Proportional to 35,012.89, 48,321.87 and 19,907.82

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Solution

The fourth proportional to 35,012.89, 48,321.87 and 19,907.82 is: 27,475.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,012.89 : 48,321.87 = 19,907.82 : x
  2. Step 2: Convert to fraction form
    35,012.89/48,321.87 = 19,907.82/x
  3. Step 3: Cross multiply
    35,012.89x = 48,321.87 × 19,907.82
  4. Step 4: Simplify right side
    35,012.89x = 961,982,848.41
  5. Step 5: Solve for x
    x = 961,982,848.41/35,012.89
  6. Step 6: Final answer
    x = 27,475.11

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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.