Home / 27,853.44-38,411.64-22,206.96

Finding the Fourth Proportional to 27,853.44, 38,411.64 and 22,206.96

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Solution

The fourth proportional to 27,853.44, 38,411.64 and 22,206.96 is: 30,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.44 : 38,411.64 = 22,206.96 : x
  2. Step 2: Convert to fraction form
    27,853.44/38,411.64 = 22,206.96/x
  3. Step 3: Cross multiply
    27,853.44x = 38,411.64 × 22,206.96
  4. Step 4: Simplify right side
    27,853.44x = 853,005,753.01
  5. Step 5: Solve for x
    x = 853,005,753.01/27,853.44
  6. Step 6: Final answer
    x = 30,624.79

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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.