Home / 15,769.32-23,660.97-8,372.00

Finding the Fourth Proportional to 15,769.32, 23,660.97 and 8,372.00

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Solution

The fourth proportional to 15,769.32, 23,660.97 and 8,372.00 is: 12,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.32 : 23,660.97 = 8,372.00 : x
  2. Step 2: Convert to fraction form
    15,769.32/23,660.97 = 8,372.00/x
  3. Step 3: Cross multiply
    15,769.32x = 23,660.97 × 8,372.00
  4. Step 4: Simplify right side
    15,769.32x = 198,089,522.54
  5. Step 5: Solve for x
    x = 198,089,522.54/15,769.32
  6. Step 6: Final answer
    x = 12,561.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.