Home / 18,869.45-26,052.03-11,707.02

Finding the Fourth Proportional to 18,869.45, 26,052.03 and 11,707.02

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Solution

The fourth proportional to 18,869.45, 26,052.03 and 11,707.02 is: 16,163.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,869.45 : 26,052.03 = 11,707.02 : x
  2. Step 2: Convert to fraction form
    18,869.45/26,052.03 = 11,707.02/x
  3. Step 3: Cross multiply
    18,869.45x = 26,052.03 × 11,707.02
  4. Step 4: Simplify right side
    18,869.45x = 304,991,636.25
  5. Step 5: Solve for x
    x = 304,991,636.25/18,869.45
  6. Step 6: Final answer
    x = 16,163.25

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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.