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Finding the Fourth Proportional to 17,900.76, 26,823.50 and 6,801.44

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Solution

The fourth proportional to 17,900.76, 26,823.50 and 6,801.44 is: 10,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.76 : 26,823.50 = 6,801.44 : x
  2. Step 2: Convert to fraction form
    17,900.76/26,823.50 = 6,801.44/x
  3. Step 3: Cross multiply
    17,900.76x = 26,823.50 × 6,801.44
  4. Step 4: Simplify right side
    17,900.76x = 182,438,257.72
  5. Step 5: Solve for x
    x = 182,438,257.72/17,900.76
  6. Step 6: Final answer
    x = 10,191.65

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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.