Home / 14,668.16-21,951.81-11,396.16

Finding the Fourth Proportional to 14,668.16, 21,951.81 and 11,396.16

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Solution

The fourth proportional to 14,668.16, 21,951.81 and 11,396.16 is: 17,055.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.16 : 21,951.81 = 11,396.16 : x
  2. Step 2: Convert to fraction form
    14,668.16/21,951.81 = 11,396.16/x
  3. Step 3: Cross multiply
    14,668.16x = 21,951.81 × 11,396.16
  4. Step 4: Simplify right side
    14,668.16x = 250,166,339.05
  5. Step 5: Solve for x
    x = 250,166,339.05/14,668.16
  6. Step 6: Final answer
    x = 17,055.07

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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.