Home / 39,324.56-54,269.19-22,329.54

Finding the Fourth Proportional to 39,324.56, 54,269.19 and 22,329.54

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Solution

The fourth proportional to 39,324.56, 54,269.19 and 22,329.54 is: 30,815.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,324.56 : 54,269.19 = 22,329.54 : x
  2. Step 2: Convert to fraction form
    39,324.56/54,269.19 = 22,329.54/x
  3. Step 3: Cross multiply
    39,324.56x = 54,269.19 × 22,329.54
  4. Step 4: Simplify right side
    39,324.56x = 1,211,806,048.87
  5. Step 5: Solve for x
    x = 1,211,806,048.87/39,324.56
  6. Step 6: Final answer
    x = 30,815.51

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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.