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Finding the Fourth Proportional to 17,675.80, 26,498.80 and 7,673.01

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Solution

The fourth proportional to 17,675.80, 26,498.80 and 7,673.01 is: 11,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,675.80 : 26,498.80 = 7,673.01 : x
  2. Step 2: Convert to fraction form
    17,675.80/26,498.80 = 7,673.01/x
  3. Step 3: Cross multiply
    17,675.80x = 26,498.80 × 7,673.01
  4. Step 4: Simplify right side
    17,675.80x = 203,325,573.50
  5. Step 5: Solve for x
    x = 203,325,573.50/17,675.80
  6. Step 6: Final answer
    x = 11,503.05

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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.