Home / 40,474.94-55,853.37-22,328.82

Finding the Fourth Proportional to 40,474.94, 55,853.37 and 22,328.82

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Solution

The fourth proportional to 40,474.94, 55,853.37 and 22,328.82 is: 30,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,474.94 : 55,853.37 = 22,328.82 : x
  2. Step 2: Convert to fraction form
    40,474.94/55,853.37 = 22,328.82/x
  3. Step 3: Cross multiply
    40,474.94x = 55,853.37 × 22,328.82
  4. Step 4: Simplify right side
    40,474.94x = 1,247,139,845.12
  5. Step 5: Solve for x
    x = 1,247,139,845.12/40,474.94
  6. Step 6: Final answer
    x = 30,812.65

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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.