Home / 17,183.84-23,656.59-15,412.37

Finding the Fourth Proportional to 17,183.84, 23,656.59 and 15,412.37

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Solution

The fourth proportional to 17,183.84, 23,656.59 and 15,412.37 is: 21,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.84 : 23,656.59 = 15,412.37 : x
  2. Step 2: Convert to fraction form
    17,183.84/23,656.59 = 15,412.37/x
  3. Step 3: Cross multiply
    17,183.84x = 23,656.59 × 15,412.37
  4. Step 4: Simplify right side
    17,183.84x = 364,603,999.74
  5. Step 5: Solve for x
    x = 364,603,999.74/17,183.84
  6. Step 6: Final answer
    x = 21,217.85

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1.5x scale

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.