Home / 30,673.44-42,326.10-17,059.28

Finding the Fourth Proportional to 30,673.44, 42,326.10 and 17,059.28

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Solution

The fourth proportional to 30,673.44, 42,326.10 and 17,059.28 is: 23,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673.44 : 42,326.10 = 17,059.28 : x
  2. Step 2: Convert to fraction form
    30,673.44/42,326.10 = 17,059.28/x
  3. Step 3: Cross multiply
    30,673.44x = 42,326.10 × 17,059.28
  4. Step 4: Simplify right side
    30,673.44x = 722,052,579.58
  5. Step 5: Solve for x
    x = 722,052,579.58/30,673.44
  6. Step 6: Final answer
    x = 23,539.99

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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.