Home / 22,490.48-33,698.93-7,691.37

Finding the Fourth Proportional to 22,490.48, 33,698.93 and 7,691.37

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Solution

The fourth proportional to 22,490.48, 33,698.93 and 7,691.37 is: 11,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.48 : 33,698.93 = 7,691.37 : x
  2. Step 2: Convert to fraction form
    22,490.48/33,698.93 = 7,691.37/x
  3. Step 3: Cross multiply
    22,490.48x = 33,698.93 × 7,691.37
  4. Step 4: Simplify right side
    22,490.48x = 259,190,900.78
  5. Step 5: Solve for x
    x = 259,190,900.78/22,490.48
  6. Step 6: Final answer
    x = 11,524.47

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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.