Home / 29,152.44-40,243.86-18,556.56

Finding the Fourth Proportional to 29,152.44, 40,243.86 and 18,556.56

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Solution

The fourth proportional to 29,152.44, 40,243.86 and 18,556.56 is: 25,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,152.44 : 40,243.86 = 18,556.56 : x
  2. Step 2: Convert to fraction form
    29,152.44/40,243.86 = 18,556.56/x
  3. Step 3: Cross multiply
    29,152.44x = 40,243.86 × 18,556.56
  4. Step 4: Simplify right side
    29,152.44x = 746,787,602.72
  5. Step 5: Solve for x
    x = 746,787,602.72/29,152.44
  6. Step 6: Final answer
    x = 25,616.64

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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.