Home / 30,115.37-41,556.25-17,369.71

Finding the Fourth Proportional to 30,115.37, 41,556.25 and 17,369.71

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Solution

The fourth proportional to 30,115.37, 41,556.25 and 17,369.71 is: 23,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,115.37 : 41,556.25 = 17,369.71 : x
  2. Step 2: Convert to fraction form
    30,115.37/41,556.25 = 17,369.71/x
  3. Step 3: Cross multiply
    30,115.37x = 41,556.25 × 17,369.71
  4. Step 4: Simplify right side
    30,115.37x = 721,820,084.84
  5. Step 5: Solve for x
    x = 721,820,084.84/30,115.37
  6. Step 6: Final answer
    x = 23,968.50

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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.