Home / 26,738.28-40,106.61-12,708.45

Finding the Fourth Proportional to 26,738.28, 40,106.61 and 12,708.45

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Solution

The fourth proportional to 26,738.28, 40,106.61 and 12,708.45 is: 19,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,738.28 : 40,106.61 = 12,708.45 : x
  2. Step 2: Convert to fraction form
    26,738.28/40,106.61 = 12,708.45/x
  3. Step 3: Cross multiply
    26,738.28x = 40,106.61 × 12,708.45
  4. Step 4: Simplify right side
    26,738.28x = 509,692,847.85
  5. Step 5: Solve for x
    x = 509,692,847.85/26,738.28
  6. Step 6: Final answer
    x = 19,062.29

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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.