Home / 19,284.14-26,614.97-12,211.22

Finding the Fourth Proportional to 19,284.14, 26,614.97 and 12,211.22

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Solution

The fourth proportional to 19,284.14, 26,614.97 and 12,211.22 is: 16,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.14 : 26,614.97 = 12,211.22 : x
  2. Step 2: Convert to fraction form
    19,284.14/26,614.97 = 12,211.22/x
  3. Step 3: Cross multiply
    19,284.14x = 26,614.97 × 12,211.22
  4. Step 4: Simplify right side
    19,284.14x = 325,001,059.83
  5. Step 5: Solve for x
    x = 325,001,059.83/19,284.14
  6. Step 6: Final answer
    x = 16,853.29

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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.