Home / 40,324.56-55,646.76-22,418.28

Finding the Fourth Proportional to 40,324.56, 55,646.76 and 22,418.28

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Solution

The fourth proportional to 40,324.56, 55,646.76 and 22,418.28 is: 30,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,324.56 : 55,646.76 = 22,418.28 : x
  2. Step 2: Convert to fraction form
    40,324.56/55,646.76 = 22,418.28/x
  3. Step 3: Cross multiply
    40,324.56x = 55,646.76 × 22,418.28
  4. Step 4: Simplify right side
    40,324.56x = 1,247,504,646.77
  5. Step 5: Solve for x
    x = 1,247,504,646.77/40,324.56
  6. Step 6: Final answer
    x = 30,936.60

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1.5x scale

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.