Home / 14,396.46-19,849.23-11,888.70

Finding the Fourth Proportional to 14,396.46, 19,849.23 and 11,888.70

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Solution

The fourth proportional to 14,396.46, 19,849.23 and 11,888.70 is: 16,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.46 : 19,849.23 = 11,888.70 : x
  2. Step 2: Convert to fraction form
    14,396.46/19,849.23 = 11,888.70/x
  3. Step 3: Cross multiply
    14,396.46x = 19,849.23 × 11,888.70
  4. Step 4: Simplify right side
    14,396.46x = 235,981,540.70
  5. Step 5: Solve for x
    x = 235,981,540.70/14,396.46
  6. Step 6: Final answer
    x = 16,391.64

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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.