Home / 17,738.80-26,608.20-14,628.40

Finding the Fourth Proportional to 17,738.80, 26,608.20 and 14,628.40

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Solution

The fourth proportional to 17,738.80, 26,608.20 and 14,628.40 is: 21,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.80 : 26,608.20 = 14,628.40 : x
  2. Step 2: Convert to fraction form
    17,738.80/26,608.20 = 14,628.40/x
  3. Step 3: Cross multiply
    17,738.80x = 26,608.20 × 14,628.40
  4. Step 4: Simplify right side
    17,738.80x = 389,235,392.88
  5. Step 5: Solve for x
    x = 389,235,392.88/17,738.80
  6. Step 6: Final answer
    x = 21,942.60

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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.