Home / 23,608.96-32,581.28-12,999.56

Finding the Fourth Proportional to 23,608.96, 32,581.28 and 12,999.56

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Solution

The fourth proportional to 23,608.96, 32,581.28 and 12,999.56 is: 17,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,608.96 : 32,581.28 = 12,999.56 : x
  2. Step 2: Convert to fraction form
    23,608.96/32,581.28 = 12,999.56/x
  3. Step 3: Cross multiply
    23,608.96x = 32,581.28 × 12,999.56
  4. Step 4: Simplify right side
    23,608.96x = 423,542,304.24
  5. Step 5: Solve for x
    x = 423,542,304.24/23,608.96
  6. Step 6: Final answer
    x = 17,939.90

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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.