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Finding the Fourth Proportional to 34,803.66, 48,029.28 and 19,696.34

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Solution

The fourth proportional to 34,803.66, 48,029.28 and 19,696.34 is: 27,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,803.66 : 48,029.28 = 19,696.34 : x
  2. Step 2: Convert to fraction form
    34,803.66/48,029.28 = 19,696.34/x
  3. Step 3: Cross multiply
    34,803.66x = 48,029.28 × 19,696.34
  4. Step 4: Simplify right side
    34,803.66x = 946,001,028.84
  5. Step 5: Solve for x
    x = 946,001,028.84/34,803.66
  6. Step 6: Final answer
    x = 27,181.08

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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.