Home / 13,224.14-19,836.62-6,650.59

Finding the Fourth Proportional to 13,224.14, 19,836.62 and 6,650.59

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Solution

The fourth proportional to 13,224.14, 19,836.62 and 6,650.59 is: 9,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.14 : 19,836.62 = 6,650.59 : x
  2. Step 2: Convert to fraction form
    13,224.14/19,836.62 = 6,650.59/x
  3. Step 3: Cross multiply
    13,224.14x = 19,836.62 × 6,650.59
  4. Step 4: Simplify right side
    13,224.14x = 131,925,226.61
  5. Step 5: Solve for x
    x = 131,925,226.61/13,224.14
  6. Step 6: Final answer
    x = 9,976.09

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1.5x scale

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.