Home / 26,846.25-40,251.61-12,808.45

Finding the Fourth Proportional to 26,846.25, 40,251.61 and 12,808.45

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Solution

The fourth proportional to 26,846.25, 40,251.61 and 12,808.45 is: 19,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,846.25 : 40,251.61 = 12,808.45 : x
  2. Step 2: Convert to fraction form
    26,846.25/40,251.61 = 12,808.45/x
  3. Step 3: Cross multiply
    26,846.25x = 40,251.61 × 12,808.45
  4. Step 4: Simplify right side
    26,846.25x = 515,560,734.10
  5. Step 5: Solve for x
    x = 515,560,734.10/26,846.25
  6. Step 6: Final answer
    x = 19,204.20

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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.