Home / 27,447.91-37,874.73-19,487.23

Finding the Fourth Proportional to 27,447.91, 37,874.73 and 19,487.23

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Solution

The fourth proportional to 27,447.91, 37,874.73 and 19,487.23 is: 26,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.91 : 37,874.73 = 19,487.23 : x
  2. Step 2: Convert to fraction form
    27,447.91/37,874.73 = 19,487.23/x
  3. Step 3: Cross multiply
    27,447.91x = 37,874.73 × 19,487.23
  4. Step 4: Simplify right side
    27,447.91x = 738,073,574.70
  5. Step 5: Solve for x
    x = 738,073,574.70/27,447.91
  6. Step 6: Final answer
    x = 26,889.97

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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.