Home / 26,276.20-39,414.30-16,426.60

Finding the Fourth Proportional to 26,276.20, 39,414.30 and 16,426.60

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Solution

The fourth proportional to 26,276.20, 39,414.30 and 16,426.60 is: 24,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.20 : 39,414.30 = 16,426.60 : x
  2. Step 2: Convert to fraction form
    26,276.20/39,414.30 = 16,426.60/x
  3. Step 3: Cross multiply
    26,276.20x = 39,414.30 × 16,426.60
  4. Step 4: Simplify right side
    26,276.20x = 647,442,940.38
  5. Step 5: Solve for x
    x = 647,442,940.38/26,276.20
  6. Step 6: Final answer
    x = 24,639.90

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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.