Home / 26,790.66-36,930.87-17,819.10

Finding the Fourth Proportional to 26,790.66, 36,930.87 and 17,819.10

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Solution

The fourth proportional to 26,790.66, 36,930.87 and 17,819.10 is: 24,563.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.66 : 36,930.87 = 17,819.10 : x
  2. Step 2: Convert to fraction form
    26,790.66/36,930.87 = 17,819.10/x
  3. Step 3: Cross multiply
    26,790.66x = 36,930.87 × 17,819.10
  4. Step 4: Simplify right side
    26,790.66x = 658,074,865.62
  5. Step 5: Solve for x
    x = 658,074,865.62/26,790.66
  6. Step 6: Final answer
    x = 24,563.59

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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.