Home / 14,983.74-20,766.84-14,703.49

Finding the Fourth Proportional to 14,983.74, 20,766.84 and 14,703.49

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Solution

The fourth proportional to 14,983.74, 20,766.84 and 14,703.49 is: 20,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,983.74 : 20,766.84 = 14,703.49 : x
  2. Step 2: Convert to fraction form
    14,983.74/20,766.84 = 14,703.49/x
  3. Step 3: Cross multiply
    14,983.74x = 20,766.84 × 14,703.49
  4. Step 4: Simplify right side
    14,983.74x = 305,344,920.44
  5. Step 5: Solve for x
    x = 305,344,920.44/14,983.74
  6. Step 6: Final answer
    x = 20,378.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.