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Finding the Fourth Proportional to 17,907.07, 26,861.13 and 8,548.07

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Solution

The fourth proportional to 17,907.07, 26,861.13 and 8,548.07 is: 12,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.07 : 26,861.13 = 8,548.07 : x
  2. Step 2: Convert to fraction form
    17,907.07/26,861.13 = 8,548.07/x
  3. Step 3: Cross multiply
    17,907.07x = 26,861.13 × 8,548.07
  4. Step 4: Simplify right side
    17,907.07x = 229,610,819.52
  5. Step 5: Solve for x
    x = 229,610,819.52/17,907.07
  6. Step 6: Final answer
    x = 12,822.36

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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.