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Finding the Fourth Proportional to 35,372.92, 53,046.53 and 19,374.34

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Solution

The fourth proportional to 35,372.92, 53,046.53 and 19,374.34 is: 29,054.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,372.92 : 53,046.53 = 19,374.34 : x
  2. Step 2: Convert to fraction form
    35,372.92/53,046.53 = 19,374.34/x
  3. Step 3: Cross multiply
    35,372.92x = 53,046.53 × 19,374.34
  4. Step 4: Simplify right side
    35,372.92x = 1,027,741,291.24
  5. Step 5: Solve for x
    x = 1,027,741,291.24/35,372.92
  6. Step 6: Final answer
    x = 29,054.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.