Home / 13,293.02-19,939.53-3,932.31

Finding the Fourth Proportional to 13,293.02, 19,939.53 and 3,932.31

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Solution

The fourth proportional to 13,293.02, 19,939.53 and 3,932.31 is: 5,898.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293.02 : 19,939.53 = 3,932.31 : x
  2. Step 2: Convert to fraction form
    13,293.02/19,939.53 = 3,932.31/x
  3. Step 3: Cross multiply
    13,293.02x = 19,939.53 × 3,932.31
  4. Step 4: Simplify right side
    13,293.02x = 78,408,413.21
  5. Step 5: Solve for x
    x = 78,408,413.21/13,293.02
  6. Step 6: Final answer
    x = 5,898.47

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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.