Home / 13,391.43-20,092.61-4,632.49

Finding the Fourth Proportional to 13,391.43, 20,092.61 and 4,632.49

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Solution

The fourth proportional to 13,391.43, 20,092.61 and 4,632.49 is: 6,950.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,391.43 : 20,092.61 = 4,632.49 : x
  2. Step 2: Convert to fraction form
    13,391.43/20,092.61 = 4,632.49/x
  3. Step 3: Cross multiply
    13,391.43x = 20,092.61 × 4,632.49
  4. Step 4: Simplify right side
    13,391.43x = 93,078,825.54
  5. Step 5: Solve for x
    x = 93,078,825.54/13,391.43
  6. Step 6: Final answer
    x = 6,950.63

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1.5x scale

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.