Home / 26,813.49-40,226.02-8,091.96

Finding the Fourth Proportional to 26,813.49, 40,226.02 and 8,091.96

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Solution

The fourth proportional to 26,813.49, 40,226.02 and 8,091.96 is: 12,139.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,813.49 : 40,226.02 = 8,091.96 : x
  2. Step 2: Convert to fraction form
    26,813.49/40,226.02 = 8,091.96/x
  3. Step 3: Cross multiply
    26,813.49x = 40,226.02 × 8,091.96
  4. Step 4: Simplify right side
    26,813.49x = 325,507,399.99
  5. Step 5: Solve for x
    x = 325,507,399.99/26,813.49
  6. Step 6: Final answer
    x = 12,139.69

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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.