Home / 32,989.44-49,420.37-20,514.43

Finding the Fourth Proportional to 32,989.44, 49,420.37 and 20,514.43

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Solution

The fourth proportional to 32,989.44, 49,420.37 and 20,514.43 is: 30,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.44 : 49,420.37 = 20,514.43 : x
  2. Step 2: Convert to fraction form
    32,989.44/49,420.37 = 20,514.43/x
  3. Step 3: Cross multiply
    32,989.44x = 49,420.37 × 20,514.43
  4. Step 4: Simplify right side
    32,989.44x = 1,013,830,720.94
  5. Step 5: Solve for x
    x = 1,013,830,720.94/32,989.44
  6. Step 6: Final answer
    x = 30,731.98

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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.