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Finding the Fourth Proportional to 33,597.40, 46,363.62 and 18,489.64

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Solution

The fourth proportional to 33,597.40, 46,363.62 and 18,489.64 is: 25,515.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,597.40 : 46,363.62 = 18,489.64 : x
  2. Step 2: Convert to fraction form
    33,597.40/46,363.62 = 18,489.64/x
  3. Step 3: Cross multiply
    33,597.40x = 46,363.62 × 18,489.64
  4. Step 4: Simplify right side
    33,597.40x = 857,246,642.90
  5. Step 5: Solve for x
    x = 857,246,642.90/33,597.40
  6. Step 6: Final answer
    x = 25,515.27

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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.