Home / 18,023.94-27,036.18-11,823.30

Finding the Fourth Proportional to 18,023.94, 27,036.18 and 11,823.30

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Solution

The fourth proportional to 18,023.94, 27,036.18 and 11,823.30 is: 17,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.94 : 27,036.18 = 11,823.30 : x
  2. Step 2: Convert to fraction form
    18,023.94/27,036.18 = 11,823.30/x
  3. Step 3: Cross multiply
    18,023.94x = 27,036.18 × 11,823.30
  4. Step 4: Simplify right side
    18,023.94x = 319,656,866.99
  5. Step 5: Solve for x
    x = 319,656,866.99/18,023.94
  6. Step 6: Final answer
    x = 17,735.13

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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.