Home / 17,914.85-24,721.43-9,956.80

Finding the Fourth Proportional to 17,914.85, 24,721.43 and 9,956.80

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Solution

The fourth proportional to 17,914.85, 24,721.43 and 9,956.80 is: 13,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.85 : 24,721.43 = 9,956.80 : x
  2. Step 2: Convert to fraction form
    17,914.85/24,721.43 = 9,956.80/x
  3. Step 3: Cross multiply
    17,914.85x = 24,721.43 × 9,956.80
  4. Step 4: Simplify right side
    17,914.85x = 246,146,222.64
  5. Step 5: Solve for x
    x = 246,146,222.64/17,914.85
  6. Step 6: Final answer
    x = 13,739.79

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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.