Home / 16,428.77-24,644.19-11,161.52

Finding the Fourth Proportional to 16,428.77, 24,644.19 and 11,161.52

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Solution

The fourth proportional to 16,428.77, 24,644.19 and 11,161.52 is: 16,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,428.77 : 24,644.19 = 11,161.52 : x
  2. Step 2: Convert to fraction form
    16,428.77/24,644.19 = 11,161.52/x
  3. Step 3: Cross multiply
    16,428.77x = 24,644.19 × 11,161.52
  4. Step 4: Simplify right side
    16,428.77x = 275,066,621.45
  5. Step 5: Solve for x
    x = 275,066,621.45/16,428.77
  6. Step 6: Final answer
    x = 16,742.98

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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.