Home / 17,768.30-26,647.80-5,284.96

Finding the Fourth Proportional to 17,768.30, 26,647.80 and 5,284.96

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Solution

The fourth proportional to 17,768.30, 26,647.80 and 5,284.96 is: 7,926.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,768.30 : 26,647.80 = 5,284.96 : x
  2. Step 2: Convert to fraction form
    17,768.30/26,647.80 = 5,284.96/x
  3. Step 3: Cross multiply
    17,768.30x = 26,647.80 × 5,284.96
  4. Step 4: Simplify right side
    17,768.30x = 140,832,557.09
  5. Step 5: Solve for x
    x = 140,832,557.09/17,768.30
  6. Step 6: Final answer
    x = 7,926.06

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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.