Home / 33,427.71-46,129.05-19,991.03

Finding the Fourth Proportional to 33,427.71, 46,129.05 and 19,991.03

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Solution

The fourth proportional to 33,427.71, 46,129.05 and 19,991.03 is: 27,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.71 : 46,129.05 = 19,991.03 : x
  2. Step 2: Convert to fraction form
    33,427.71/46,129.05 = 19,991.03/x
  3. Step 3: Cross multiply
    33,427.71x = 46,129.05 × 19,991.03
  4. Step 4: Simplify right side
    33,427.71x = 922,166,991.78
  5. Step 5: Solve for x
    x = 922,166,991.78/33,427.71
  6. Step 6: Final answer
    x = 27,586.90

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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.