Home / 30,968.42-46,442.38-11,984.26

Finding the Fourth Proportional to 30,968.42, 46,442.38 and 11,984.26

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Solution

The fourth proportional to 30,968.42, 46,442.38 and 11,984.26 is: 17,972.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,968.42 : 46,442.38 = 11,984.26 : x
  2. Step 2: Convert to fraction form
    30,968.42/46,442.38 = 11,984.26/x
  3. Step 3: Cross multiply
    30,968.42x = 46,442.38 × 11,984.26
  4. Step 4: Simplify right side
    30,968.42x = 556,577,556.94
  5. Step 5: Solve for x
    x = 556,577,556.94/30,968.42
  6. Step 6: Final answer
    x = 17,972.42

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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.