Home / 13,806.36-19,052.10-7,837.23

Finding the Fourth Proportional to 13,806.36, 19,052.10 and 7,837.23

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Solution

The fourth proportional to 13,806.36, 19,052.10 and 7,837.23 is: 10,814.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806.36 : 19,052.10 = 7,837.23 : x
  2. Step 2: Convert to fraction form
    13,806.36/19,052.10 = 7,837.23/x
  3. Step 3: Cross multiply
    13,806.36x = 19,052.10 × 7,837.23
  4. Step 4: Simplify right side
    13,806.36x = 149,315,689.68
  5. Step 5: Solve for x
    x = 149,315,689.68/13,806.36
  6. Step 6: Final answer
    x = 10,814.99

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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.