Home / 32,704.43-45,130.78-18,556.97

Finding the Fourth Proportional to 32,704.43, 45,130.78 and 18,556.97

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Solution

The fourth proportional to 32,704.43, 45,130.78 and 18,556.97 is: 25,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,704.43 : 45,130.78 = 18,556.97 : x
  2. Step 2: Convert to fraction form
    32,704.43/45,130.78 = 18,556.97/x
  3. Step 3: Cross multiply
    32,704.43x = 45,130.78 × 18,556.97
  4. Step 4: Simplify right side
    32,704.43x = 837,490,530.54
  5. Step 5: Solve for x
    x = 837,490,530.54/32,704.43
  6. Step 6: Final answer
    x = 25,607.86

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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.