Home / 16,078.41-22,186.44-9,004.68

Finding the Fourth Proportional to 16,078.41, 22,186.44 and 9,004.68

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Solution

The fourth proportional to 16,078.41, 22,186.44 and 9,004.68 is: 12,425.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.41 : 22,186.44 = 9,004.68 : x
  2. Step 2: Convert to fraction form
    16,078.41/22,186.44 = 9,004.68/x
  3. Step 3: Cross multiply
    16,078.41x = 22,186.44 × 9,004.68
  4. Step 4: Simplify right side
    16,078.41x = 199,781,792.54
  5. Step 5: Solve for x
    x = 199,781,792.54/16,078.41
  6. Step 6: Final answer
    x = 12,425.47

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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.