Home / 41,578.92-57,378.24-22,715.64

Finding the Fourth Proportional to 41,578.92, 57,378.24 and 22,715.64

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Solution

The fourth proportional to 41,578.92, 57,378.24 and 22,715.64 is: 31,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,578.92 : 57,378.24 = 22,715.64 : x
  2. Step 2: Convert to fraction form
    41,578.92/57,378.24 = 22,715.64/x
  3. Step 3: Cross multiply
    41,578.92x = 57,378.24 × 22,715.64
  4. Step 4: Simplify right side
    41,578.92x = 1,303,383,443.67
  5. Step 5: Solve for x
    x = 1,303,383,443.67/41,578.92
  6. Step 6: Final answer
    x = 31,347.22

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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.