Home / 16,014.60-22,100.02-8,940.80

Finding the Fourth Proportional to 16,014.60, 22,100.02 and 8,940.80

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Solution

The fourth proportional to 16,014.60, 22,100.02 and 8,940.80 is: 12,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,014.60 : 22,100.02 = 8,940.80 : x
  2. Step 2: Convert to fraction form
    16,014.60/22,100.02 = 8,940.80/x
  3. Step 3: Cross multiply
    16,014.60x = 22,100.02 × 8,940.80
  4. Step 4: Simplify right side
    16,014.60x = 197,591,858.82
  5. Step 5: Solve for x
    x = 197,591,858.82/16,014.60
  6. Step 6: Final answer
    x = 12,338.23

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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.