Home / 45,367.66-67,982.19-19,058.02

Finding the Fourth Proportional to 45,367.66, 67,982.19 and 19,058.02

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Solution

The fourth proportional to 45,367.66, 67,982.19 and 19,058.02 is: 28,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,367.66 : 67,982.19 = 19,058.02 : x
  2. Step 2: Convert to fraction form
    45,367.66/67,982.19 = 19,058.02/x
  3. Step 3: Cross multiply
    45,367.66x = 67,982.19 × 19,058.02
  4. Step 4: Simplify right side
    45,367.66x = 1,295,605,936.66
  5. Step 5: Solve for x
    x = 1,295,605,936.66/45,367.66
  6. Step 6: Final answer
    x = 28,557.92

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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.