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Finding the Fourth Proportional to 35,370, 48,809.06 and 19,453.42

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Solution

The fourth proportional to 35,370, 48,809.06 and 19,453.42 is: 26,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,370 : 48,809.06 = 19,453.42 : x
  2. Step 2: Convert to fraction form
    35,370/48,809.06 = 19,453.42/x
  3. Step 3: Cross multiply
    35,370x = 48,809.06 × 19,453.42
  4. Step 4: Simplify right side
    35,370x = 949,503,143.99
  5. Step 5: Solve for x
    x = 949,503,143.99/35,370
  6. Step 6: Final answer
    x = 26,844.87

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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.