Home / 26,844.88-40,269.32-7,123

Finding the Fourth Proportional to 26,844.88, 40,269.32 and 7,123

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Solution

The fourth proportional to 26,844.88, 40,269.32 and 7,123 is: 10,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,844.88 : 40,269.32 = 7,123 : x
  2. Step 2: Convert to fraction form
    26,844.88/40,269.32 = 7,123/x
  3. Step 3: Cross multiply
    26,844.88x = 40,269.32 × 7,123
  4. Step 4: Simplify right side
    26,844.88x = 286,838,366.36
  5. Step 5: Solve for x
    x = 286,838,366.36/26,844.88
  6. Step 6: Final answer
    x = 10,685.03

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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.