Home / 18,181.62-25,086.06-10,623.60

Finding the Fourth Proportional to 18,181.62, 25,086.06 and 10,623.60

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Solution

The fourth proportional to 18,181.62, 25,086.06 and 10,623.60 is: 14,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.62 : 25,086.06 = 10,623.60 : x
  2. Step 2: Convert to fraction form
    18,181.62/25,086.06 = 10,623.60/x
  3. Step 3: Cross multiply
    18,181.62x = 25,086.06 × 10,623.60
  4. Step 4: Simplify right side
    18,181.62x = 266,504,267.02
  5. Step 5: Solve for x
    x = 266,504,267.02/18,181.62
  6. Step 6: Final answer
    x = 14,657.89

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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.