Home / 26,276.22-39,373.83-12,933.90

Finding the Fourth Proportional to 26,276.22, 39,373.83 and 12,933.90

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Solution

The fourth proportional to 26,276.22, 39,373.83 and 12,933.90 is: 19,380.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,276.22 : 39,373.83 = 12,933.90 : x
  2. Step 2: Convert to fraction form
    26,276.22/39,373.83 = 12,933.90/x
  3. Step 3: Cross multiply
    26,276.22x = 39,373.83 × 12,933.90
  4. Step 4: Simplify right side
    26,276.22x = 509,257,179.84
  5. Step 5: Solve for x
    x = 509,257,179.84/26,276.22
  6. Step 6: Final answer
    x = 19,380.91

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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.