Home / 33,042.84-45,599.18-19,616.78

Finding the Fourth Proportional to 33,042.84, 45,599.18 and 19,616.78

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Solution

The fourth proportional to 33,042.84, 45,599.18 and 19,616.78 is: 27,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,042.84 : 45,599.18 = 19,616.78 : x
  2. Step 2: Convert to fraction form
    33,042.84/45,599.18 = 19,616.78/x
  3. Step 3: Cross multiply
    33,042.84x = 45,599.18 × 19,616.78
  4. Step 4: Simplify right side
    33,042.84x = 894,509,153.33
  5. Step 5: Solve for x
    x = 894,509,153.33/33,042.84
  6. Step 6: Final answer
    x = 27,071.20

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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.