Home / 45,658.44-68,493.12-19,359.75

Finding the Fourth Proportional to 45,658.44, 68,493.12 and 19,359.75

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Solution

The fourth proportional to 45,658.44, 68,493.12 and 19,359.75 is: 29,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,658.44 : 68,493.12 = 19,359.75 : x
  2. Step 2: Convert to fraction form
    45,658.44/68,493.12 = 19,359.75/x
  3. Step 3: Cross multiply
    45,658.44x = 68,493.12 × 19,359.75
  4. Step 4: Simplify right side
    45,658.44x = 1,326,009,679.92
  5. Step 5: Solve for x
    x = 1,326,009,679.92/45,658.44
  6. Step 6: Final answer
    x = 29,041.94

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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.