Home / 18,204.46-25,120.20-10,246.54

Finding the Fourth Proportional to 18,204.46, 25,120.20 and 10,246.54

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Solution

The fourth proportional to 18,204.46, 25,120.20 and 10,246.54 is: 14,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.46 : 25,120.20 = 10,246.54 : x
  2. Step 2: Convert to fraction form
    18,204.46/25,120.20 = 10,246.54/x
  3. Step 3: Cross multiply
    18,204.46x = 25,120.20 × 10,246.54
  4. Step 4: Simplify right side
    18,204.46x = 257,395,134.11
  5. Step 5: Solve for x
    x = 257,395,134.11/18,204.46
  6. Step 6: Final answer
    x = 14,139.12

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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.