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Finding the Fourth Proportional to 35,393.37, 48,842.86 and 19,477.82

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Solution

The fourth proportional to 35,393.37, 48,842.86 and 19,477.82 is: 26,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.37 : 48,842.86 = 19,477.82 : x
  2. Step 2: Convert to fraction form
    35,393.37/48,842.86 = 19,477.82/x
  3. Step 3: Cross multiply
    35,393.37x = 48,842.86 × 19,477.82
  4. Step 4: Simplify right side
    35,393.37x = 951,352,545.30
  5. Step 5: Solve for x
    x = 951,352,545.30/35,393.37
  6. Step 6: Final answer
    x = 26,879.40

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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.