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Finding the Fourth Proportional to 35,190, 48,562.26 and 19,057.48

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Solution

The fourth proportional to 35,190, 48,562.26 and 19,057.48 is: 26,299.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,190 : 48,562.26 = 19,057.48 : x
  2. Step 2: Convert to fraction form
    35,190/48,562.26 = 19,057.48/x
  3. Step 3: Cross multiply
    35,190x = 48,562.26 × 19,057.48
  4. Step 4: Simplify right side
    35,190x = 925,474,298.70
  5. Step 5: Solve for x
    x = 925,474,298.70/35,190
  6. Step 6: Final answer
    x = 26,299.35

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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.