Home / 13,356.83-20,039.84-5,966.39

Finding the Fourth Proportional to 13,356.83, 20,039.84 and 5,966.39

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Solution

The fourth proportional to 13,356.83, 20,039.84 and 5,966.39 is: 8,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.83 : 20,039.84 = 5,966.39 : x
  2. Step 2: Convert to fraction form
    13,356.83/20,039.84 = 5,966.39/x
  3. Step 3: Cross multiply
    13,356.83x = 20,039.84 × 5,966.39
  4. Step 4: Simplify right side
    13,356.83x = 119,565,500.98
  5. Step 5: Solve for x
    x = 119,565,500.98/13,356.83
  6. Step 6: Final answer
    x = 8,951.64

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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.