Home / 23,682.56-32,680.96-13,072.64

Finding the Fourth Proportional to 23,682.56, 32,680.96 and 13,072.64

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Solution

The fourth proportional to 23,682.56, 32,680.96 and 13,072.64 is: 18,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,682.56 : 32,680.96 = 13,072.64 : x
  2. Step 2: Convert to fraction form
    23,682.56/32,680.96 = 13,072.64/x
  3. Step 3: Cross multiply
    23,682.56x = 32,680.96 × 13,072.64
  4. Step 4: Simplify right side
    23,682.56x = 427,226,424.93
  5. Step 5: Solve for x
    x = 427,226,424.93/23,682.56
  6. Step 6: Final answer
    x = 18,039.71

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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.