Home / 16,200.54-22,312.04-13,961.60

Finding the Fourth Proportional to 16,200.54, 22,312.04 and 13,961.60

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Solution

The fourth proportional to 16,200.54, 22,312.04 and 13,961.60 is: 19,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.54 : 22,312.04 = 13,961.60 : x
  2. Step 2: Convert to fraction form
    16,200.54/22,312.04 = 13,961.60/x
  3. Step 3: Cross multiply
    16,200.54x = 22,312.04 × 13,961.60
  4. Step 4: Simplify right side
    16,200.54x = 311,511,777.66
  5. Step 5: Solve for x
    x = 311,511,777.66/16,200.54
  6. Step 6: Final answer
    x = 19,228.48

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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.