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Finding the Fourth Proportional to 35,095.52, 48,431.64 and 19,179.96

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Solution

The fourth proportional to 35,095.52, 48,431.64 and 19,179.96 is: 26,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,095.52 : 48,431.64 = 19,179.96 : x
  2. Step 2: Convert to fraction form
    35,095.52/48,431.64 = 19,179.96/x
  3. Step 3: Cross multiply
    35,095.52x = 48,431.64 × 19,179.96
  4. Step 4: Simplify right side
    35,095.52x = 928,916,917.93
  5. Step 5: Solve for x
    x = 928,916,917.93/35,095.52
  6. Step 6: Final answer
    x = 26,468.25

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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.