Home / 26,866.05-40,303.94-8,855.24

Finding the Fourth Proportional to 26,866.05, 40,303.94 and 8,855.24

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Solution

The fourth proportional to 26,866.05, 40,303.94 and 8,855.24 is: 13,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866.05 : 40,303.94 = 8,855.24 : x
  2. Step 2: Convert to fraction form
    26,866.05/40,303.94 = 8,855.24/x
  3. Step 3: Cross multiply
    26,866.05x = 40,303.94 × 8,855.24
  4. Step 4: Simplify right side
    26,866.05x = 356,900,815.85
  5. Step 5: Solve for x
    x = 356,900,815.85/26,866.05
  6. Step 6: Final answer
    x = 13,284.45

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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.