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Finding the Fourth Proportional to 17,905.78, 26,858.76 and 6,059.67

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Solution

The fourth proportional to 17,905.78, 26,858.76 and 6,059.67 is: 9,089.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,905.78 : 26,858.76 = 6,059.67 : x
  2. Step 2: Convert to fraction form
    17,905.78/26,858.76 = 6,059.67/x
  3. Step 3: Cross multiply
    17,905.78x = 26,858.76 × 6,059.67
  4. Step 4: Simplify right side
    17,905.78x = 162,755,222.21
  5. Step 5: Solve for x
    x = 162,755,222.21/17,905.78
  6. Step 6: Final answer
    x = 9,089.54

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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.