Home / 21,093.08-31,645.96-6,302.48

Finding the Fourth Proportional to 21,093.08, 31,645.96 and 6,302.48

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Solution

The fourth proportional to 21,093.08, 31,645.96 and 6,302.48 is: 9,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093.08 : 31,645.96 = 6,302.48 : x
  2. Step 2: Convert to fraction form
    21,093.08/31,645.96 = 6,302.48/x
  3. Step 3: Cross multiply
    21,093.08x = 31,645.96 × 6,302.48
  4. Step 4: Simplify right side
    21,093.08x = 199,447,855.99
  5. Step 5: Solve for x
    x = 199,447,855.99/21,093.08
  6. Step 6: Final answer
    x = 9,455.61

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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.