Home / 18,189.04-25,100.62-10,231.26

Finding the Fourth Proportional to 18,189.04, 25,100.62 and 10,231.26

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Solution

The fourth proportional to 18,189.04, 25,100.62 and 10,231.26 is: 14,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189.04 : 25,100.62 = 10,231.26 : x
  2. Step 2: Convert to fraction form
    18,189.04/25,100.62 = 10,231.26/x
  3. Step 3: Cross multiply
    18,189.04x = 25,100.62 × 10,231.26
  4. Step 4: Simplify right side
    18,189.04x = 256,810,990.87
  5. Step 5: Solve for x
    x = 256,810,990.87/18,189.04
  6. Step 6: Final answer
    x = 14,119.00

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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.