Home / 23,481.52-32,404.44-12,871.20

Finding the Fourth Proportional to 23,481.52, 32,404.44 and 12,871.20

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Solution

The fourth proportional to 23,481.52, 32,404.44 and 12,871.20 is: 17,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,481.52 : 32,404.44 = 12,871.20 : x
  2. Step 2: Convert to fraction form
    23,481.52/32,404.44 = 12,871.20/x
  3. Step 3: Cross multiply
    23,481.52x = 32,404.44 × 12,871.20
  4. Step 4: Simplify right side
    23,481.52x = 417,084,028.13
  5. Step 5: Solve for x
    x = 417,084,028.13/23,481.52
  6. Step 6: Final answer
    x = 17,762.22

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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.