Home / 18,462.83-27,700.73-11,529.23

Finding the Fourth Proportional to 18,462.83, 27,700.73 and 11,529.23

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Solution

The fourth proportional to 18,462.83, 27,700.73 and 11,529.23 is: 17,297.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.83 : 27,700.73 = 11,529.23 : x
  2. Step 2: Convert to fraction form
    18,462.83/27,700.73 = 11,529.23/x
  3. Step 3: Cross multiply
    18,462.83x = 27,700.73 × 11,529.23
  4. Step 4: Simplify right side
    18,462.83x = 319,368,029.69
  5. Step 5: Solve for x
    x = 319,368,029.69/18,462.83
  6. Step 6: Final answer
    x = 17,297.89

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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.