Home / 45,660.42-68,473.35-19,377.54

Finding the Fourth Proportional to 45,660.42, 68,473.35 and 19,377.54

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Solution

The fourth proportional to 45,660.42, 68,473.35 and 19,377.54 is: 29,058.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.42 : 68,473.35 = 19,377.54 : x
  2. Step 2: Convert to fraction form
    45,660.42/68,473.35 = 19,377.54/x
  3. Step 3: Cross multiply
    45,660.42x = 68,473.35 × 19,377.54
  4. Step 4: Simplify right side
    45,660.42x = 1,326,845,078.56
  5. Step 5: Solve for x
    x = 1,326,845,078.56/45,660.42
  6. Step 6: Final answer
    x = 29,058.98

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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.