Home / 26,976.40-40,454.34-8,250.72

Finding the Fourth Proportional to 26,976.40, 40,454.34 and 8,250.72

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Solution

The fourth proportional to 26,976.40, 40,454.34 and 8,250.72 is: 12,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976.40 : 40,454.34 = 8,250.72 : x
  2. Step 2: Convert to fraction form
    26,976.40/40,454.34 = 8,250.72/x
  3. Step 3: Cross multiply
    26,976.40x = 40,454.34 × 8,250.72
  4. Step 4: Simplify right side
    26,976.40x = 333,777,432.12
  5. Step 5: Solve for x
    x = 333,777,432.12/26,976.40
  6. Step 6: Final answer
    x = 12,372.94

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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.