Home / 27,631.38-38,137.18-16,296.64

Finding the Fourth Proportional to 27,631.38, 38,137.18 and 16,296.64

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Solution

The fourth proportional to 27,631.38, 38,137.18 and 16,296.64 is: 22,492.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,631.38 : 38,137.18 = 16,296.64 : x
  2. Step 2: Convert to fraction form
    27,631.38/38,137.18 = 16,296.64/x
  3. Step 3: Cross multiply
    27,631.38x = 38,137.18 × 16,296.64
  4. Step 4: Simplify right side
    27,631.38x = 621,508,002.07
  5. Step 5: Solve for x
    x = 621,508,002.07/27,631.38
  6. Step 6: Final answer
    x = 22,492.83

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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.