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Finding the Fourth Proportional to 35,365, 48,806.34 and 20,262.36

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Solution

The fourth proportional to 35,365, 48,806.34 and 20,262.36 is: 27,963.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,365 : 48,806.34 = 20,262.36 : x
  2. Step 2: Convert to fraction form
    35,365/48,806.34 = 20,262.36/x
  3. Step 3: Cross multiply
    35,365x = 48,806.34 × 20,262.36
  4. Step 4: Simplify right side
    35,365x = 988,931,631.36
  5. Step 5: Solve for x
    x = 988,931,631.36/35,365
  6. Step 6: Final answer
    x = 27,963.57

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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.