Home / 18,531.14-27,767.54-14,324.67

Finding the Fourth Proportional to 18,531.14, 27,767.54 and 14,324.67

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Solution

The fourth proportional to 18,531.14, 27,767.54 and 14,324.67 is: 21,464.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531.14 : 27,767.54 = 14,324.67 : x
  2. Step 2: Convert to fraction form
    18,531.14/27,767.54 = 14,324.67/x
  3. Step 3: Cross multiply
    18,531.14x = 27,767.54 × 14,324.67
  4. Step 4: Simplify right side
    18,531.14x = 397,760,775.59
  5. Step 5: Solve for x
    x = 397,760,775.59/18,531.14
  6. Step 6: Final answer
    x = 21,464.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.