Home / 19,052.66-26,286.09-11,979.62

Finding the Fourth Proportional to 19,052.66, 26,286.09 and 11,979.62

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Solution

The fourth proportional to 19,052.66, 26,286.09 and 11,979.62 is: 16,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.66 : 26,286.09 = 11,979.62 : x
  2. Step 2: Convert to fraction form
    19,052.66/26,286.09 = 11,979.62/x
  3. Step 3: Cross multiply
    19,052.66x = 26,286.09 × 11,979.62
  4. Step 4: Simplify right side
    19,052.66x = 314,897,369.49
  5. Step 5: Solve for x
    x = 314,897,369.49/19,052.66
  6. Step 6: Final answer
    x = 16,527.74

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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.