Home / 23,782.54-32,820.60-13,171.94

Finding the Fourth Proportional to 23,782.54, 32,820.60 and 13,171.94

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Solution

The fourth proportional to 23,782.54, 32,820.60 and 13,171.94 is: 18,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.54 : 32,820.60 = 13,171.94 : x
  2. Step 2: Convert to fraction form
    23,782.54/32,820.60 = 13,171.94/x
  3. Step 3: Cross multiply
    23,782.54x = 32,820.60 × 13,171.94
  4. Step 4: Simplify right side
    23,782.54x = 432,310,973.96
  5. Step 5: Solve for x
    x = 432,310,973.96/23,782.54
  6. Step 6: Final answer
    x = 18,177.66

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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.