Home / 18,131.04-25,020.73-10,173.25

Finding the Fourth Proportional to 18,131.04, 25,020.73 and 10,173.25

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Solution

The fourth proportional to 18,131.04, 25,020.73 and 10,173.25 is: 14,039.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131.04 : 25,020.73 = 10,173.25 : x
  2. Step 2: Convert to fraction form
    18,131.04/25,020.73 = 10,173.25/x
  3. Step 3: Cross multiply
    18,131.04x = 25,020.73 × 10,173.25
  4. Step 4: Simplify right side
    18,131.04x = 254,542,141.47
  5. Step 5: Solve for x
    x = 254,542,141.47/18,131.04
  6. Step 6: Final answer
    x = 14,039.03

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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.