Home / 27,636.96-38,137.11-16,303.85

Finding the Fourth Proportional to 27,636.96, 38,137.11 and 16,303.85

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Solution

The fourth proportional to 27,636.96, 38,137.11 and 16,303.85 is: 22,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.96 : 38,137.11 = 16,303.85 : x
  2. Step 2: Convert to fraction form
    27,636.96/38,137.11 = 16,303.85/x
  3. Step 3: Cross multiply
    27,636.96x = 38,137.11 × 16,303.85
  4. Step 4: Simplify right side
    27,636.96x = 621,781,530.19
  5. Step 5: Solve for x
    x = 621,781,530.19/27,636.96
  6. Step 6: Final answer
    x = 22,498.19

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Double scale
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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.