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Finding the Fourth Proportional to 17,751.96, 26,602.02 and 12,832.02

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Solution

The fourth proportional to 17,751.96, 26,602.02 and 12,832.02 is: 19,229.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.96 : 26,602.02 = 12,832.02 : x
  2. Step 2: Convert to fraction form
    17,751.96/26,602.02 = 12,832.02/x
  3. Step 3: Cross multiply
    17,751.96x = 26,602.02 × 12,832.02
  4. Step 4: Simplify right side
    17,751.96x = 341,357,652.68
  5. Step 5: Solve for x
    x = 341,357,652.68/17,751.96
  6. Step 6: Final answer
    x = 19,229.29

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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.