Home / 18,190.76-25,100.33-10,232.51

Finding the Fourth Proportional to 18,190.76, 25,100.33 and 10,232.51

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Solution

The fourth proportional to 18,190.76, 25,100.33 and 10,232.51 is: 14,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.76 : 25,100.33 = 10,232.51 : x
  2. Step 2: Convert to fraction form
    18,190.76/25,100.33 = 10,232.51/x
  3. Step 3: Cross multiply
    18,190.76x = 25,100.33 × 10,232.51
  4. Step 4: Simplify right side
    18,190.76x = 256,839,201.06
  5. Step 5: Solve for x
    x = 256,839,201.06/18,190.76
  6. Step 6: Final answer
    x = 14,119.22

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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.