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Finding the Fourth Proportional to 8,708.67, 13,094.52 and 8,023.61

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Solution

The fourth proportional to 8,708.67, 13,094.52 and 8,023.61 is: 12,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708.67 : 13,094.52 = 8,023.61 : x
  2. Step 2: Convert to fraction form
    8,708.67/13,094.52 = 8,023.61/x
  3. Step 3: Cross multiply
    8,708.67x = 13,094.52 × 8,023.61
  4. Step 4: Simplify right side
    8,708.67x = 105,065,256.14
  5. Step 5: Solve for x
    x = 105,065,256.14/8,708.67
  6. Step 6: Final answer
    x = 12,064.44

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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.