Home / 26,910.21-40,365.47-9,379.95

Finding the Fourth Proportional to 26,910.21, 40,365.47 and 9,379.95

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Solution

The fourth proportional to 26,910.21, 40,365.47 and 9,379.95 is: 14,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.21 : 40,365.47 = 9,379.95 : x
  2. Step 2: Convert to fraction form
    26,910.21/40,365.47 = 9,379.95/x
  3. Step 3: Cross multiply
    26,910.21x = 40,365.47 × 9,379.95
  4. Step 4: Simplify right side
    26,910.21x = 378,626,043.43
  5. Step 5: Solve for x
    x = 378,626,043.43/26,910.21
  6. Step 6: Final answer
    x = 14,069.98

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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.