Home / 12,727.41-19,086.54-4,405.17

Finding the Fourth Proportional to 12,727.41, 19,086.54 and 4,405.17

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Solution

The fourth proportional to 12,727.41, 19,086.54 and 4,405.17 is: 6,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.41 : 19,086.54 = 4,405.17 : x
  2. Step 2: Convert to fraction form
    12,727.41/19,086.54 = 4,405.17/x
  3. Step 3: Cross multiply
    12,727.41x = 19,086.54 × 4,405.17
  4. Step 4: Simplify right side
    12,727.41x = 84,079,405.70
  5. Step 5: Solve for x
    x = 84,079,405.70/12,727.41
  6. Step 6: Final answer
    x = 6,606.17

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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.