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Finding the Fourth Proportional to 35,107.86, 48,448.89 and 19,192.44

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Solution

The fourth proportional to 35,107.86, 48,448.89 and 19,192.44 is: 26,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.86 : 48,448.89 = 19,192.44 : x
  2. Step 2: Convert to fraction form
    35,107.86/48,448.89 = 19,192.44/x
  3. Step 3: Cross multiply
    35,107.86x = 48,448.89 × 19,192.44
  4. Step 4: Simplify right side
    35,107.86x = 929,852,414.39
  5. Step 5: Solve for x
    x = 929,852,414.39/35,107.86
  6. Step 6: Final answer
    x = 26,485.59

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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.