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Finding the Fourth Proportional to 33,884.25, 46,760.27 and 18,980.25

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Solution

The fourth proportional to 33,884.25, 46,760.27 and 18,980.25 is: 26,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,884.25 : 46,760.27 = 18,980.25 : x
  2. Step 2: Convert to fraction form
    33,884.25/46,760.27 = 18,980.25/x
  3. Step 3: Cross multiply
    33,884.25x = 46,760.27 × 18,980.25
  4. Step 4: Simplify right side
    33,884.25x = 887,521,519.77
  5. Step 5: Solve for x
    x = 887,521,519.77/33,884.25
  6. Step 6: Final answer
    x = 26,192.75

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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.