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Finding the Fourth Proportional to 16,551.21, 24,827.04 and 9,170.09

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Solution

The fourth proportional to 16,551.21, 24,827.04 and 9,170.09 is: 13,755.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.21 : 24,827.04 = 9,170.09 : x
  2. Step 2: Convert to fraction form
    16,551.21/24,827.04 = 9,170.09/x
  3. Step 3: Cross multiply
    16,551.21x = 24,827.04 × 9,170.09
  4. Step 4: Simplify right side
    16,551.21x = 227,666,129.06
  5. Step 5: Solve for x
    x = 227,666,129.06/16,551.21
  6. Step 6: Final answer
    x = 13,755.26

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1.5x scale

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.