Home / 12,683.07-17,519.36-9,735.33

Finding the Fourth Proportional to 12,683.07, 17,519.36 and 9,735.33

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Solution

The fourth proportional to 12,683.07, 17,519.36 and 9,735.33 is: 13,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,683.07 : 17,519.36 = 9,735.33 : x
  2. Step 2: Convert to fraction form
    12,683.07/17,519.36 = 9,735.33/x
  3. Step 3: Cross multiply
    12,683.07x = 17,519.36 × 9,735.33
  4. Step 4: Simplify right side
    12,683.07x = 170,556,750.99
  5. Step 5: Solve for x
    x = 170,556,750.99/12,683.07
  6. Step 6: Final answer
    x = 13,447.59

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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.