Home / 45,660.30-68,495.93-19,361.63

Finding the Fourth Proportional to 45,660.30, 68,495.93 and 19,361.63

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Solution

The fourth proportional to 45,660.30, 68,495.93 and 19,361.63 is: 29,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.30 : 68,495.93 = 19,361.63 : x
  2. Step 2: Convert to fraction form
    45,660.30/68,495.93 = 19,361.63/x
  3. Step 3: Cross multiply
    45,660.30x = 68,495.93 × 19,361.63
  4. Step 4: Simplify right side
    45,660.30x = 1,326,192,413.88
  5. Step 5: Solve for x
    x = 1,326,192,413.88/45,660.30
  6. Step 6: Final answer
    x = 29,044.76

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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.