Home / 25,308.85-37,936.31-19,049.51

Finding the Fourth Proportional to 25,308.85, 37,936.31 and 19,049.51

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Solution

The fourth proportional to 25,308.85, 37,936.31 and 19,049.51 is: 28,553.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,308.85 : 37,936.31 = 19,049.51 : x
  2. Step 2: Convert to fraction form
    25,308.85/37,936.31 = 19,049.51/x
  3. Step 3: Cross multiply
    25,308.85x = 37,936.31 × 19,049.51
  4. Step 4: Simplify right side
    25,308.85x = 722,667,831.78
  5. Step 5: Solve for x
    x = 722,667,831.78/25,308.85
  6. Step 6: Final answer
    x = 28,553.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.