Home / 33,631.76-50,323.07-21,051.54

Finding the Fourth Proportional to 33,631.76, 50,323.07 and 21,051.54

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Solution

The fourth proportional to 33,631.76, 50,323.07 and 21,051.54 is: 31,499.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,631.76 : 50,323.07 = 21,051.54 : x
  2. Step 2: Convert to fraction form
    33,631.76/50,323.07 = 21,051.54/x
  3. Step 3: Cross multiply
    33,631.76x = 50,323.07 × 21,051.54
  4. Step 4: Simplify right side
    33,631.76x = 1,059,378,015.77
  5. Step 5: Solve for x
    x = 1,059,378,015.77/33,631.76
  6. Step 6: Final answer
    x = 31,499.34

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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.