Home / 12,393.43-17,102.42-6,727.95

Finding the Fourth Proportional to 12,393.43, 17,102.42 and 6,727.95

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Solution

The fourth proportional to 12,393.43, 17,102.42 and 6,727.95 is: 9,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.43 : 17,102.42 = 6,727.95 : x
  2. Step 2: Convert to fraction form
    12,393.43/17,102.42 = 6,727.95/x
  3. Step 3: Cross multiply
    12,393.43x = 17,102.42 × 6,727.95
  4. Step 4: Simplify right side
    12,393.43x = 115,064,226.64
  5. Step 5: Solve for x
    x = 115,064,226.64/12,393.43
  6. Step 6: Final answer
    x = 9,284.29

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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.