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Finding the Fourth Proportional to 33,425.44, 46,127.10 and 18,521.44

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Solution

The fourth proportional to 33,425.44, 46,127.10 and 18,521.44 is: 25,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,425.44 : 46,127.10 = 18,521.44 : x
  2. Step 2: Convert to fraction form
    33,425.44/46,127.10 = 18,521.44/x
  3. Step 3: Cross multiply
    33,425.44x = 46,127.10 × 18,521.44
  4. Step 4: Simplify right side
    33,425.44x = 854,340,315.02
  5. Step 5: Solve for x
    x = 854,340,315.02/33,425.44
  6. Step 6: Final answer
    x = 25,559.58

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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.