Home / 16,129.41-22,258.60-9,055.85

Finding the Fourth Proportional to 16,129.41, 22,258.60 and 9,055.85

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Solution

The fourth proportional to 16,129.41, 22,258.60 and 9,055.85 is: 12,497.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.41 : 22,258.60 = 9,055.85 : x
  2. Step 2: Convert to fraction form
    16,129.41/22,258.60 = 9,055.85/x
  3. Step 3: Cross multiply
    16,129.41x = 22,258.60 × 9,055.85
  4. Step 4: Simplify right side
    16,129.41x = 201,570,408.88
  5. Step 5: Solve for x
    x = 201,570,408.88/16,129.41
  6. Step 6: Final answer
    x = 12,497.08

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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.