Home / 13,022.67-19,534.01-9,144.39

Finding the Fourth Proportional to 13,022.67, 19,534.01 and 9,144.39

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Solution

The fourth proportional to 13,022.67, 19,534.01 and 9,144.39 is: 13,716.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.67 : 19,534.01 = 9,144.39 : x
  2. Step 2: Convert to fraction form
    13,022.67/19,534.01 = 9,144.39/x
  3. Step 3: Cross multiply
    13,022.67x = 19,534.01 × 9,144.39
  4. Step 4: Simplify right side
    13,022.67x = 178,626,684.67
  5. Step 5: Solve for x
    x = 178,626,684.67/13,022.67
  6. Step 6: Final answer
    x = 13,716.59

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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.