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Finding the Fourth Proportional to 17,801.76, 26,604 and 16,777.44

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Solution

The fourth proportional to 17,801.76, 26,604 and 16,777.44 is: 25,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.76 : 26,604 = 16,777.44 : x
  2. Step 2: Convert to fraction form
    17,801.76/26,604 = 16,777.44/x
  3. Step 3: Cross multiply
    17,801.76x = 26,604 × 16,777.44
  4. Step 4: Simplify right side
    17,801.76x = 446,347,013.76
  5. Step 5: Solve for x
    x = 446,347,013.76/17,801.76
  6. Step 6: Final answer
    x = 25,073.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.