Home / 26,768.97-40,141.80-14,286.20

Finding the Fourth Proportional to 26,768.97, 40,141.80 and 14,286.20

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Solution

The fourth proportional to 26,768.97, 40,141.80 and 14,286.20 is: 21,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.97 : 40,141.80 = 14,286.20 : x
  2. Step 2: Convert to fraction form
    26,768.97/40,141.80 = 14,286.20/x
  3. Step 3: Cross multiply
    26,768.97x = 40,141.80 × 14,286.20
  4. Step 4: Simplify right side
    26,768.97x = 573,473,582.45
  5. Step 5: Solve for x
    x = 573,473,582.45/26,768.97
  6. Step 6: Final answer
    x = 21,423.07

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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.