Home / 33,424.21-46,121.01-19,990.56

Finding the Fourth Proportional to 33,424.21, 46,121.01 and 19,990.56

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Solution

The fourth proportional to 33,424.21, 46,121.01 and 19,990.56 is: 27,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,424.21 : 46,121.01 = 19,990.56 : x
  2. Step 2: Convert to fraction form
    33,424.21/46,121.01 = 19,990.56/x
  3. Step 3: Cross multiply
    33,424.21x = 46,121.01 × 19,990.56
  4. Step 4: Simplify right side
    33,424.21x = 921,984,817.67
  5. Step 5: Solve for x
    x = 921,984,817.67/33,424.21
  6. Step 6: Final answer
    x = 27,584.35

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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.