Home / 23,644.37-32,628.79-12,889.35

Finding the Fourth Proportional to 23,644.37, 32,628.79 and 12,889.35

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Solution

The fourth proportional to 23,644.37, 32,628.79 and 12,889.35 is: 17,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,644.37 : 32,628.79 = 12,889.35 : x
  2. Step 2: Convert to fraction form
    23,644.37/32,628.79 = 12,889.35/x
  3. Step 3: Cross multiply
    23,644.37x = 32,628.79 × 12,889.35
  4. Step 4: Simplify right side
    23,644.37x = 420,563,894.39
  5. Step 5: Solve for x
    x = 420,563,894.39/23,644.37
  6. Step 6: Final answer
    x = 17,787.06

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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.