Home / 18,190.45-25,103.05-10,232.67

Finding the Fourth Proportional to 18,190.45, 25,103.05 and 10,232.67

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Solution

The fourth proportional to 18,190.45, 25,103.05 and 10,232.67 is: 14,121.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.45 : 25,103.05 = 10,232.67 : x
  2. Step 2: Convert to fraction form
    18,190.45/25,103.05 = 10,232.67/x
  3. Step 3: Cross multiply
    18,190.45x = 25,103.05 × 10,232.67
  4. Step 4: Simplify right side
    18,190.45x = 256,871,295.20
  5. Step 5: Solve for x
    x = 256,871,295.20/18,190.45
  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.