Home / 30,203.84-41,684.61-17,284.31

Finding the Fourth Proportional to 30,203.84, 41,684.61 and 17,284.31

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Solution

The fourth proportional to 30,203.84, 41,684.61 and 17,284.31 is: 23,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,203.84 : 41,684.61 = 17,284.31 : x
  2. Step 2: Convert to fraction form
    30,203.84/41,684.61 = 17,284.31/x
  3. Step 3: Cross multiply
    30,203.84x = 41,684.61 × 17,284.31
  4. Step 4: Simplify right side
    30,203.84x = 720,489,825.68
  5. Step 5: Solve for x
    x = 720,489,825.68/30,203.84
  6. Step 6: Final answer
    x = 23,854.24

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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.