Home / 26,913.46-40,370.22-12,119.62

Finding the Fourth Proportional to 26,913.46, 40,370.22 and 12,119.62

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Solution

The fourth proportional to 26,913.46, 40,370.22 and 12,119.62 is: 18,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.46 : 40,370.22 = 12,119.62 : x
  2. Step 2: Convert to fraction form
    26,913.46/40,370.22 = 12,119.62/x
  3. Step 3: Cross multiply
    26,913.46x = 40,370.22 × 12,119.62
  4. Step 4: Simplify right side
    26,913.46x = 489,271,725.72
  5. Step 5: Solve for x
    x = 489,271,725.72/26,913.46
  6. Step 6: Final answer
    x = 18,179.44

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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.