Home / 14,523.82-21,780.96-4,660.76

Finding the Fourth Proportional to 14,523.82, 21,780.96 and 4,660.76

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Solution

The fourth proportional to 14,523.82, 21,780.96 and 4,660.76 is: 6,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,523.82 : 21,780.96 = 4,660.76 : x
  2. Step 2: Convert to fraction form
    14,523.82/21,780.96 = 4,660.76/x
  3. Step 3: Cross multiply
    14,523.82x = 21,780.96 × 4,660.76
  4. Step 4: Simplify right side
    14,523.82x = 101,515,827.13
  5. Step 5: Solve for x
    x = 101,515,827.13/14,523.82
  6. Step 6: Final answer
    x = 6,989.61

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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.