Home / 26,191.98-39,205.35-16,819.47

Finding the Fourth Proportional to 26,191.98, 39,205.35 and 16,819.47

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Solution

The fourth proportional to 26,191.98, 39,205.35 and 16,819.47 is: 25,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.98 : 39,205.35 = 16,819.47 : x
  2. Step 2: Convert to fraction form
    26,191.98/39,205.35 = 16,819.47/x
  3. Step 3: Cross multiply
    26,191.98x = 39,205.35 × 16,819.47
  4. Step 4: Simplify right side
    26,191.98x = 659,413,208.16
  5. Step 5: Solve for x
    x = 659,413,208.16/26,191.98
  6. Step 6: Final answer
    x = 25,176.15

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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.