Home / 13,619.18-20,416.38-4,852.04

Finding the Fourth Proportional to 13,619.18, 20,416.38 and 4,852.04

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Solution

The fourth proportional to 13,619.18, 20,416.38 and 4,852.04 is: 7,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619.18 : 20,416.38 = 4,852.04 : x
  2. Step 2: Convert to fraction form
    13,619.18/20,416.38 = 4,852.04/x
  3. Step 3: Cross multiply
    13,619.18x = 20,416.38 × 4,852.04
  4. Step 4: Simplify right side
    13,619.18x = 99,061,092.42
  5. Step 5: Solve for x
    x = 99,061,092.42/13,619.18
  6. Step 6: Final answer
    x = 7,273.65

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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.