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Finding the Fourth Proportional to 34,929, 48,200.40 and 19,012.44

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Solution

The fourth proportional to 34,929, 48,200.40 and 19,012.44 is: 26,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,929 : 48,200.40 = 19,012.44 : x
  2. Step 2: Convert to fraction form
    34,929/48,200.40 = 19,012.44/x
  3. Step 3: Cross multiply
    34,929x = 48,200.40 × 19,012.44
  4. Step 4: Simplify right side
    34,929x = 916,407,212.98
  5. Step 5: Solve for x
    x = 916,407,212.98/34,929
  6. Step 6: Final answer
    x = 26,236.29

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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.