Home / 27,636.91-38,145.08-17,563.38

Finding the Fourth Proportional to 27,636.91, 38,145.08 and 17,563.38

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Solution

The fourth proportional to 27,636.91, 38,145.08 and 17,563.38 is: 24,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.91 : 38,145.08 = 17,563.38 : x
  2. Step 2: Convert to fraction form
    27,636.91/38,145.08 = 17,563.38/x
  3. Step 3: Cross multiply
    27,636.91x = 38,145.08 × 17,563.38
  4. Step 4: Simplify right side
    27,636.91x = 669,956,535.17
  5. Step 5: Solve for x
    x = 669,956,535.17/27,636.91
  6. Step 6: Final answer
    x = 24,241.37

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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.