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Finding the Fourth Proportional to 16,608.21, 24,905.68 and 6,075.81

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Solution

The fourth proportional to 16,608.21, 24,905.68 and 6,075.81 is: 9,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608.21 : 24,905.68 = 6,075.81 : x
  2. Step 2: Convert to fraction form
    16,608.21/24,905.68 = 6,075.81/x
  3. Step 3: Cross multiply
    16,608.21x = 24,905.68 × 6,075.81
  4. Step 4: Simplify right side
    16,608.21x = 151,322,164.41
  5. Step 5: Solve for x
    x = 151,322,164.41/16,608.21
  6. Step 6: Final answer
    x = 9,111.29

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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.