Home / 18,199.98-27,307.26-5,721.93

Finding the Fourth Proportional to 18,199.98, 27,307.26 and 5,721.93

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Solution

The fourth proportional to 18,199.98, 27,307.26 and 5,721.93 is: 8,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.98 : 27,307.26 = 5,721.93 : x
  2. Step 2: Convert to fraction form
    18,199.98/27,307.26 = 5,721.93/x
  3. Step 3: Cross multiply
    18,199.98x = 27,307.26 × 5,721.93
  4. Step 4: Simplify right side
    18,199.98x = 156,250,230.21
  5. Step 5: Solve for x
    x = 156,250,230.21/18,199.98
  6. Step 6: Final answer
    x = 8,585.19

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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.