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Finding the Fourth Proportional to 35,362, 48,800.70 and 19,447.60

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Solution

The fourth proportional to 35,362, 48,800.70 and 19,447.60 is: 26,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,362 : 48,800.70 = 19,447.60 : x
  2. Step 2: Convert to fraction form
    35,362/48,800.70 = 19,447.60/x
  3. Step 3: Cross multiply
    35,362x = 48,800.70 × 19,447.60
  4. Step 4: Simplify right side
    35,362x = 949,056,493.32
  5. Step 5: Solve for x
    x = 949,056,493.32/35,362
  6. Step 6: Final answer
    x = 26,838.31

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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.