Home / 33,786.39-46,621.76-19,638.03

Finding the Fourth Proportional to 33,786.39, 46,621.76 and 19,638.03

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Solution

The fourth proportional to 33,786.39, 46,621.76 and 19,638.03 is: 27,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,786.39 : 46,621.76 = 19,638.03 : x
  2. Step 2: Convert to fraction form
    33,786.39/46,621.76 = 19,638.03/x
  3. Step 3: Cross multiply
    33,786.39x = 46,621.76 × 19,638.03
  4. Step 4: Simplify right side
    33,786.39x = 915,559,423.34
  5. Step 5: Solve for x
    x = 915,559,423.34/33,786.39
  6. Step 6: Final answer
    x = 27,098.47

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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.