Home / 16,131.96-24,202.80-5,038.20

Finding the Fourth Proportional to 16,131.96, 24,202.80 and 5,038.20

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Solution

The fourth proportional to 16,131.96, 24,202.80 and 5,038.20 is: 7,558.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131.96 : 24,202.80 = 5,038.20 : x
  2. Step 2: Convert to fraction form
    16,131.96/24,202.80 = 5,038.20/x
  3. Step 3: Cross multiply
    16,131.96x = 24,202.80 × 5,038.20
  4. Step 4: Simplify right side
    16,131.96x = 121,938,546.96
  5. Step 5: Solve for x
    x = 121,938,546.96/16,131.96
  6. Step 6: Final answer
    x = 7,558.82

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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.