Home / 26,819.64-36,995.72-16,730.55

Finding the Fourth Proportional to 26,819.64, 36,995.72 and 16,730.55

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Solution

The fourth proportional to 26,819.64, 36,995.72 and 16,730.55 is: 23,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.64 : 36,995.72 = 16,730.55 : x
  2. Step 2: Convert to fraction form
    26,819.64/36,995.72 = 16,730.55/x
  3. Step 3: Cross multiply
    26,819.64x = 36,995.72 × 16,730.55
  4. Step 4: Simplify right side
    26,819.64x = 618,958,659.59
  5. Step 5: Solve for x
    x = 618,958,659.59/26,819.64
  6. Step 6: Final answer
    x = 23,078.56

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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.