Home / 18,204.15-25,121.48-10,246.41

Finding the Fourth Proportional to 18,204.15, 25,121.48 and 10,246.41

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Solution

The fourth proportional to 18,204.15, 25,121.48 and 10,246.41 is: 14,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.15 : 25,121.48 = 10,246.41 : x
  2. Step 2: Convert to fraction form
    18,204.15/25,121.48 = 10,246.41/x
  3. Step 3: Cross multiply
    18,204.15x = 25,121.48 × 10,246.41
  4. Step 4: Simplify right side
    18,204.15x = 257,404,932.65
  5. Step 5: Solve for x
    x = 257,404,932.65/18,204.15
  6. Step 6: Final answer
    x = 14,139.90

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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.