Home / 18,956.73-28,434.97-14,800.22

Finding the Fourth Proportional to 18,956.73, 28,434.97 and 14,800.22

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Solution

The fourth proportional to 18,956.73, 28,434.97 and 14,800.22 is: 22,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.73 : 28,434.97 = 14,800.22 : x
  2. Step 2: Convert to fraction form
    18,956.73/28,434.97 = 14,800.22/x
  3. Step 3: Cross multiply
    18,956.73x = 28,434.97 × 14,800.22
  4. Step 4: Simplify right side
    18,956.73x = 420,843,711.40
  5. Step 5: Solve for x
    x = 420,843,711.40/18,956.73
  6. Step 6: Final answer
    x = 22,200.22

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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.