Home / 13,314.61-19,968.48-3,952.41

Finding the Fourth Proportional to 13,314.61, 19,968.48 and 3,952.41

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Solution

The fourth proportional to 13,314.61, 19,968.48 and 3,952.41 is: 5,927.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.61 : 19,968.48 = 3,952.41 : x
  2. Step 2: Convert to fraction form
    13,314.61/19,968.48 = 3,952.41/x
  3. Step 3: Cross multiply
    13,314.61x = 19,968.48 × 3,952.41
  4. Step 4: Simplify right side
    13,314.61x = 78,923,520.19
  5. Step 5: Solve for x
    x = 78,923,520.19/13,314.61
  6. Step 6: Final answer
    x = 5,927.59

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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.