Home / 18,242.04-25,173.83-10,286.84

Finding the Fourth Proportional to 18,242.04, 25,173.83 and 10,286.84

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Solution

The fourth proportional to 18,242.04, 25,173.83 and 10,286.84 is: 14,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.04 : 25,173.83 = 10,286.84 : x
  2. Step 2: Convert to fraction form
    18,242.04/25,173.83 = 10,286.84/x
  3. Step 3: Cross multiply
    18,242.04x = 25,173.83 × 10,286.84
  4. Step 4: Simplify right side
    18,242.04x = 258,958,984.09
  5. Step 5: Solve for x
    x = 258,958,984.09/18,242.04
  6. Step 6: Final answer
    x = 14,195.73

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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.