Home / 12,914.33-19,383.62-6,345.23

Finding the Fourth Proportional to 12,914.33, 19,383.62 and 6,345.23

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Solution

The fourth proportional to 12,914.33, 19,383.62 and 6,345.23 is: 9,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.33 : 19,383.62 = 6,345.23 : x
  2. Step 2: Convert to fraction form
    12,914.33/19,383.62 = 6,345.23/x
  3. Step 3: Cross multiply
    12,914.33x = 19,383.62 × 6,345.23
  4. Step 4: Simplify right side
    12,914.33x = 122,993,398.49
  5. Step 5: Solve for x
    x = 122,993,398.49/12,914.33
  6. Step 6: Final answer
    x = 9,523.80

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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.