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Finding the Fourth Proportional to 35,908.87, 53,863.30 and 10,948.37

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Solution

The fourth proportional to 35,908.87, 53,863.30 and 10,948.37 is: 16,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.87 : 53,863.30 = 10,948.37 : x
  2. Step 2: Convert to fraction form
    35,908.87/53,863.30 = 10,948.37/x
  3. Step 3: Cross multiply
    35,908.87x = 53,863.30 × 10,948.37
  4. Step 4: Simplify right side
    35,908.87x = 589,715,112.98
  5. Step 5: Solve for x
    x = 589,715,112.98/35,908.87
  6. Step 6: Final answer
    x = 16,422.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.