Home / 26,845.44-40,269.08-7,126

Finding the Fourth Proportional to 26,845.44, 40,269.08 and 7,126

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Solution

The fourth proportional to 26,845.44, 40,269.08 and 7,126 is: 10,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,845.44 : 40,269.08 = 7,126 : x
  2. Step 2: Convert to fraction form
    26,845.44/40,269.08 = 7,126/x
  3. Step 3: Cross multiply
    26,845.44x = 40,269.08 × 7,126
  4. Step 4: Simplify right side
    26,845.44x = 286,957,464.08
  5. Step 5: Solve for x
    x = 286,957,464.08/26,845.44
  6. Step 6: Final answer
    x = 10,689.24

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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.