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Finding the Fourth Proportional to 35,362.88, 48,800.78 and 19,447.29

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Solution

The fourth proportional to 35,362.88, 48,800.78 and 19,447.29 is: 26,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,362.88 : 48,800.78 = 19,447.29 : x
  2. Step 2: Convert to fraction form
    35,362.88/48,800.78 = 19,447.29/x
  3. Step 3: Cross multiply
    35,362.88x = 48,800.78 × 19,447.29
  4. Step 4: Simplify right side
    35,362.88x = 949,042,896.58
  5. Step 5: Solve for x
    x = 949,042,896.58/35,362.88
  6. Step 6: Final answer
    x = 26,837.26

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1.5x scale

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.