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Finding the Fourth Proportional to 17,848.61, 26,773.11 and 8,489.52

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Solution

The fourth proportional to 17,848.61, 26,773.11 and 8,489.52 is: 12,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.61 : 26,773.11 = 8,489.52 : x
  2. Step 2: Convert to fraction form
    17,848.61/26,773.11 = 8,489.52/x
  3. Step 3: Cross multiply
    17,848.61x = 26,773.11 × 8,489.52
  4. Step 4: Simplify right side
    17,848.61x = 227,290,852.81
  5. Step 5: Solve for x
    x = 227,290,852.81/17,848.61
  6. Step 6: Final answer
    x = 12,734.38

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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.