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Finding the Fourth Proportional to 27,653.29, 41,486.08 and 7,930.33

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Solution

The fourth proportional to 27,653.29, 41,486.08 and 7,930.33 is: 11,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,653.29 : 41,486.08 = 7,930.33 : x
  2. Step 2: Convert to fraction form
    27,653.29/41,486.08 = 7,930.33/x
  3. Step 3: Cross multiply
    27,653.29x = 41,486.08 × 7,930.33
  4. Step 4: Simplify right side
    27,653.29x = 328,998,284.98
  5. Step 5: Solve for x
    x = 328,998,284.98/27,653.29
  6. Step 6: Final answer
    x = 11,897.26

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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.