Home / 13,061.22-19,591.52-3,200.43

Finding the Fourth Proportional to 13,061.22, 19,591.52 and 3,200.43

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Solution

The fourth proportional to 13,061.22, 19,591.52 and 3,200.43 is: 4,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,061.22 : 19,591.52 = 3,200.43 : x
  2. Step 2: Convert to fraction form
    13,061.22/19,591.52 = 3,200.43/x
  3. Step 3: Cross multiply
    13,061.22x = 19,591.52 × 3,200.43
  4. Step 4: Simplify right side
    13,061.22x = 62,701,272.35
  5. Step 5: Solve for x
    x = 62,701,272.35/13,061.22
  6. Step 6: Final answer
    x = 4,800.57

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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.