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Finding the Fourth Proportional to 35,856.86, 49,481.79 and 19,941.17

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Solution

The fourth proportional to 35,856.86, 49,481.79 and 19,941.17 is: 27,518.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,856.86 : 49,481.79 = 19,941.17 : x
  2. Step 2: Convert to fraction form
    35,856.86/49,481.79 = 19,941.17/x
  3. Step 3: Cross multiply
    35,856.86x = 49,481.79 × 19,941.17
  4. Step 4: Simplify right side
    35,856.86x = 986,724,786.29
  5. Step 5: Solve for x
    x = 986,724,786.29/35,856.86
  6. Step 6: Final answer
    x = 27,518.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.