Home / 16,185.60-22,334.06-9,110.66

Finding the Fourth Proportional to 16,185.60, 22,334.06 and 9,110.66

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Solution

The fourth proportional to 16,185.60, 22,334.06 and 9,110.66 is: 12,571.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185.60 : 22,334.06 = 9,110.66 : x
  2. Step 2: Convert to fraction form
    16,185.60/22,334.06 = 9,110.66/x
  3. Step 3: Cross multiply
    16,185.60x = 22,334.06 × 9,110.66
  4. Step 4: Simplify right side
    16,185.60x = 203,477,869.86
  5. Step 5: Solve for x
    x = 203,477,869.86/16,185.60
  6. Step 6: Final answer
    x = 12,571.54

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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.