Home / 33,074.03-45,640.84-19,644.93

Finding the Fourth Proportional to 33,074.03, 45,640.84 and 19,644.93

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Solution

The fourth proportional to 33,074.03, 45,640.84 and 19,644.93 is: 27,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,074.03 : 45,640.84 = 19,644.93 : x
  2. Step 2: Convert to fraction form
    33,074.03/45,640.84 = 19,644.93/x
  3. Step 3: Cross multiply
    33,074.03x = 45,640.84 × 19,644.93
  4. Step 4: Simplify right side
    33,074.03x = 896,611,106.94
  5. Step 5: Solve for x
    x = 896,611,106.94/33,074.03
  6. Step 6: Final answer
    x = 27,109.22

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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.