Home / 13,236-19,859.12-5,835.23

Finding the Fourth Proportional to 13,236, 19,859.12 and 5,835.23

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Solution

The fourth proportional to 13,236, 19,859.12 and 5,835.23 is: 8,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236 : 19,859.12 = 5,835.23 : x
  2. Step 2: Convert to fraction form
    13,236/19,859.12 = 5,835.23/x
  3. Step 3: Cross multiply
    13,236x = 19,859.12 × 5,835.23
  4. Step 4: Simplify right side
    13,236x = 115,882,532.80
  5. Step 5: Solve for x
    x = 115,882,532.80/13,236
  6. Step 6: Final answer
    x = 8,755.10

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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.