Home / 29,643.48-40,906.26-17,382.60

Finding the Fourth Proportional to 29,643.48, 40,906.26 and 17,382.60

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Solution

The fourth proportional to 29,643.48, 40,906.26 and 17,382.60 is: 23,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643.48 : 40,906.26 = 17,382.60 : x
  2. Step 2: Convert to fraction form
    29,643.48/40,906.26 = 17,382.60/x
  3. Step 3: Cross multiply
    29,643.48x = 40,906.26 × 17,382.60
  4. Step 4: Simplify right side
    29,643.48x = 711,057,155.08
  5. Step 5: Solve for x
    x = 711,057,155.08/29,643.48
  6. Step 6: Final answer
    x = 23,986.97

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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.