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Finding the Fourth Proportional to 33,999.92, 46,917.61 and 19,658.67

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Solution

The fourth proportional to 33,999.92, 46,917.61 and 19,658.67 is: 27,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.92 : 46,917.61 = 19,658.67 : x
  2. Step 2: Convert to fraction form
    33,999.92/46,917.61 = 19,658.67/x
  3. Step 3: Cross multiply
    33,999.92x = 46,917.61 × 19,658.67
  4. Step 4: Simplify right side
    33,999.92x = 922,337,812.18
  5. Step 5: Solve for x
    x = 922,337,812.18/33,999.92
  6. Step 6: Final answer
    x = 27,127.65

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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.