Home / 27,166.38-37,489.70-15,843.69

Finding the Fourth Proportional to 27,166.38, 37,489.70 and 15,843.69

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Solution

The fourth proportional to 27,166.38, 37,489.70 and 15,843.69 is: 21,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,166.38 : 37,489.70 = 15,843.69 : x
  2. Step 2: Convert to fraction form
    27,166.38/37,489.70 = 15,843.69/x
  3. Step 3: Cross multiply
    27,166.38x = 37,489.70 × 15,843.69
  4. Step 4: Simplify right side
    27,166.38x = 593,975,184.99
  5. Step 5: Solve for x
    x = 593,975,184.99/27,166.38
  6. Step 6: Final answer
    x = 21,864.35

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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.