Home / 13,741.52-18,956.04-9,764.24

Finding the Fourth Proportional to 13,741.52, 18,956.04 and 9,764.24

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Solution

The fourth proportional to 13,741.52, 18,956.04 and 9,764.24 is: 13,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.52 : 18,956.04 = 9,764.24 : x
  2. Step 2: Convert to fraction form
    13,741.52/18,956.04 = 9,764.24/x
  3. Step 3: Cross multiply
    13,741.52x = 18,956.04 × 9,764.24
  4. Step 4: Simplify right side
    13,741.52x = 185,091,324.01
  5. Step 5: Solve for x
    x = 185,091,324.01/13,741.52
  6. Step 6: Final answer
    x = 13,469.49

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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.