Home / 27,665.22-38,176.87-16,338.36

Finding the Fourth Proportional to 27,665.22, 38,176.87 and 16,338.36

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Solution

The fourth proportional to 27,665.22, 38,176.87 and 16,338.36 is: 22,546.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665.22 : 38,176.87 = 16,338.36 : x
  2. Step 2: Convert to fraction form
    27,665.22/38,176.87 = 16,338.36/x
  3. Step 3: Cross multiply
    27,665.22x = 38,176.87 × 16,338.36
  4. Step 4: Simplify right side
    27,665.22x = 623,747,363.94
  5. Step 5: Solve for x
    x = 623,747,363.94/27,665.22
  6. Step 6: Final answer
    x = 22,546.26

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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.