Home / 18,190.49-25,102.62-10,232.70

Finding the Fourth Proportional to 18,190.49, 25,102.62 and 10,232.70

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Solution

The fourth proportional to 18,190.49, 25,102.62 and 10,232.70 is: 14,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.49 : 25,102.62 = 10,232.70 : x
  2. Step 2: Convert to fraction form
    18,190.49/25,102.62 = 10,232.70/x
  3. Step 3: Cross multiply
    18,190.49x = 25,102.62 × 10,232.70
  4. Step 4: Simplify right side
    18,190.49x = 256,867,579.67
  5. Step 5: Solve for x
    x = 256,867,579.67/18,190.49
  6. Step 6: Final answer
    x = 14,120.99

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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.