Home / 23,721.70-35,583.16-11,238.80

Finding the Fourth Proportional to 23,721.70, 35,583.16 and 11,238.80

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Solution

The fourth proportional to 23,721.70, 35,583.16 and 11,238.80 is: 16,858.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,721.70 : 35,583.16 = 11,238.80 : x
  2. Step 2: Convert to fraction form
    23,721.70/35,583.16 = 11,238.80/x
  3. Step 3: Cross multiply
    23,721.70x = 35,583.16 × 11,238.80
  4. Step 4: Simplify right side
    23,721.70x = 399,912,018.61
  5. Step 5: Solve for x
    x = 399,912,018.61/23,721.70
  6. Step 6: Final answer
    x = 16,858.49

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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.