Home / 14,198.39-19,594.14-7,910.90

Finding the Fourth Proportional to 14,198.39, 19,594.14 and 7,910.90

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Solution

The fourth proportional to 14,198.39, 19,594.14 and 7,910.90 is: 10,917.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.39 : 19,594.14 = 7,910.90 : x
  2. Step 2: Convert to fraction form
    14,198.39/19,594.14 = 7,910.90/x
  3. Step 3: Cross multiply
    14,198.39x = 19,594.14 × 7,910.90
  4. Step 4: Simplify right side
    14,198.39x = 155,007,282.13
  5. Step 5: Solve for x
    x = 155,007,282.13/14,198.39
  6. Step 6: Final answer
    x = 10,917.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.