Home / 23,161.44-31,962.87-12,551.04

Finding the Fourth Proportional to 23,161.44, 31,962.87 and 12,551.04

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Solution

The fourth proportional to 23,161.44, 31,962.87 and 12,551.04 is: 17,320.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.44 : 31,962.87 = 12,551.04 : x
  2. Step 2: Convert to fraction form
    23,161.44/31,962.87 = 12,551.04/x
  3. Step 3: Cross multiply
    23,161.44x = 31,962.87 × 12,551.04
  4. Step 4: Simplify right side
    23,161.44x = 401,167,259.88
  5. Step 5: Solve for x
    x = 401,167,259.88/23,161.44
  6. Step 6: Final answer
    x = 17,320.48

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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.