Home / 16,419.80-24,629.70-15,512.60

Finding the Fourth Proportional to 16,419.80, 24,629.70 and 15,512.60

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Solution

The fourth proportional to 16,419.80, 24,629.70 and 15,512.60 is: 23,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,419.80 : 24,629.70 = 15,512.60 : x
  2. Step 2: Convert to fraction form
    16,419.80/24,629.70 = 15,512.60/x
  3. Step 3: Cross multiply
    16,419.80x = 24,629.70 × 15,512.60
  4. Step 4: Simplify right side
    16,419.80x = 382,070,684.22
  5. Step 5: Solve for x
    x = 382,070,684.22/16,419.80
  6. Step 6: Final answer
    x = 23,268.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.