Home / 18,544.08-25,583.40-11,828.46

Finding the Fourth Proportional to 18,544.08, 25,583.40 and 11,828.46

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Solution

The fourth proportional to 18,544.08, 25,583.40 and 11,828.46 is: 16,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.08 : 25,583.40 = 11,828.46 : x
  2. Step 2: Convert to fraction form
    18,544.08/25,583.40 = 11,828.46/x
  3. Step 3: Cross multiply
    18,544.08x = 25,583.40 × 11,828.46
  4. Step 4: Simplify right side
    18,544.08x = 302,612,223.56
  5. Step 5: Solve for x
    x = 302,612,223.56/18,544.08
  6. Step 6: Final answer
    x = 16,318.54

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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.