Home / 26,447.04-39,670.70-8,917.02

Finding the Fourth Proportional to 26,447.04, 39,670.70 and 8,917.02

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Solution

The fourth proportional to 26,447.04, 39,670.70 and 8,917.02 is: 13,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.04 : 39,670.70 = 8,917.02 : x
  2. Step 2: Convert to fraction form
    26,447.04/39,670.70 = 8,917.02/x
  3. Step 3: Cross multiply
    26,447.04x = 39,670.70 × 8,917.02
  4. Step 4: Simplify right side
    26,447.04x = 353,744,380.73
  5. Step 5: Solve for x
    x = 353,744,380.73/26,447.04
  6. Step 6: Final answer
    x = 13,375.58

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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.