Home / 36,783.36-55,131.80-17,020.16

Finding the Fourth Proportional to 36,783.36, 55,131.80 and 17,020.16

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Solution

The fourth proportional to 36,783.36, 55,131.80 and 17,020.16 is: 25,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,783.36 : 55,131.80 = 17,020.16 : x
  2. Step 2: Convert to fraction form
    36,783.36/55,131.80 = 17,020.16/x
  3. Step 3: Cross multiply
    36,783.36x = 55,131.80 × 17,020.16
  4. Step 4: Simplify right side
    36,783.36x = 938,352,057.09
  5. Step 5: Solve for x
    x = 938,352,057.09/36,783.36
  6. Step 6: Final answer
    x = 25,510.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.