Home / 23,254.78-32,091.51-12,644.86

Finding the Fourth Proportional to 23,254.78, 32,091.51 and 12,644.86

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Solution

The fourth proportional to 23,254.78, 32,091.51 and 12,644.86 is: 17,449.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,254.78 : 32,091.51 = 12,644.86 : x
  2. Step 2: Convert to fraction form
    23,254.78/32,091.51 = 12,644.86/x
  3. Step 3: Cross multiply
    23,254.78x = 32,091.51 × 12,644.86
  4. Step 4: Simplify right side
    23,254.78x = 405,792,651.14
  5. Step 5: Solve for x
    x = 405,792,651.14/23,254.78
  6. Step 6: Final answer
    x = 17,449.86

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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.