Home / 23,732.78-32,750.44-13,120.96

Finding the Fourth Proportional to 23,732.78, 32,750.44 and 13,120.96

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Solution

The fourth proportional to 23,732.78, 32,750.44 and 13,120.96 is: 18,106.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,732.78 : 32,750.44 = 13,120.96 : x
  2. Step 2: Convert to fraction form
    23,732.78/32,750.44 = 13,120.96/x
  3. Step 3: Cross multiply
    23,732.78x = 32,750.44 × 13,120.96
  4. Step 4: Simplify right side
    23,732.78x = 429,717,213.22
  5. Step 5: Solve for x
    x = 429,717,213.22/23,732.78
  6. Step 6: Final answer
    x = 18,106.48

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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.