Home / 27,582.92-41,368.68-7,856.18

Finding the Fourth Proportional to 27,582.92, 41,368.68 and 7,856.18

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Solution

The fourth proportional to 27,582.92, 41,368.68 and 7,856.18 is: 11,782.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.92 : 41,368.68 = 7,856.18 : x
  2. Step 2: Convert to fraction form
    27,582.92/41,368.68 = 7,856.18/x
  3. Step 3: Cross multiply
    27,582.92x = 41,368.68 × 7,856.18
  4. Step 4: Simplify right side
    27,582.92x = 324,999,796.44
  5. Step 5: Solve for x
    x = 324,999,796.44/27,582.92
  6. Step 6: Final answer
    x = 11,782.65

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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.