Home / 23,451.26-32,362.74-12,840.89

Finding the Fourth Proportional to 23,451.26, 32,362.74 and 12,840.89

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Solution

The fourth proportional to 23,451.26, 32,362.74 and 12,840.89 is: 17,720.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,451.26 : 32,362.74 = 12,840.89 : x
  2. Step 2: Convert to fraction form
    23,451.26/32,362.74 = 12,840.89/x
  3. Step 3: Cross multiply
    23,451.26x = 32,362.74 × 12,840.89
  4. Step 4: Simplify right side
    23,451.26x = 415,566,384.44
  5. Step 5: Solve for x
    x = 415,566,384.44/23,451.26
  6. Step 6: Final answer
    x = 17,720.43

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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.