Home / 13,383.46-19,975.58-11,596.53

Finding the Fourth Proportional to 13,383.46, 19,975.58 and 11,596.53

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Solution

The fourth proportional to 13,383.46, 19,975.58 and 11,596.53 is: 17,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.46 : 19,975.58 = 11,596.53 : x
  2. Step 2: Convert to fraction form
    13,383.46/19,975.58 = 11,596.53/x
  3. Step 3: Cross multiply
    13,383.46x = 19,975.58 × 11,596.53
  4. Step 4: Simplify right side
    13,383.46x = 231,647,412.74
  5. Step 5: Solve for x
    x = 231,647,412.74/13,383.46
  6. Step 6: Final answer
    x = 17,308.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.