Home / 18,190.65-25,102.83-10,232.88

Finding the Fourth Proportional to 18,190.65, 25,102.83 and 10,232.88

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Solution

The fourth proportional to 18,190.65, 25,102.83 and 10,232.88 is: 14,121.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.65 : 25,102.83 = 10,232.88 : x
  2. Step 2: Convert to fraction form
    18,190.65/25,102.83 = 10,232.88/x
  3. Step 3: Cross multiply
    18,190.65x = 25,102.83 × 10,232.88
  4. Step 4: Simplify right side
    18,190.65x = 256,874,247.05
  5. Step 5: Solve for x
    x = 256,874,247.05/18,190.65
  6. Step 6: Final answer
    x = 14,121.22

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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.