Home / 26,194.70-36,149.47-16,128.95

Finding the Fourth Proportional to 26,194.70, 36,149.47 and 16,128.95

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Solution

The fourth proportional to 26,194.70, 36,149.47 and 16,128.95 is: 22,258.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,194.70 : 36,149.47 = 16,128.95 : x
  2. Step 2: Convert to fraction form
    26,194.70/36,149.47 = 16,128.95/x
  3. Step 3: Cross multiply
    26,194.70x = 36,149.47 × 16,128.95
  4. Step 4: Simplify right side
    26,194.70x = 583,052,994.16
  5. Step 5: Solve for x
    x = 583,052,994.16/26,194.70
  6. Step 6: Final answer
    x = 22,258.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.