Home / 17,800.56-24,555.96-12,765.60

Finding the Fourth Proportional to 17,800.56, 24,555.96 and 12,765.60

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Solution

The fourth proportional to 17,800.56, 24,555.96 and 12,765.60 is: 17,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.56 : 24,555.96 = 12,765.60 : x
  2. Step 2: Convert to fraction form
    17,800.56/24,555.96 = 12,765.60/x
  3. Step 3: Cross multiply
    17,800.56x = 24,555.96 × 12,765.60
  4. Step 4: Simplify right side
    17,800.56x = 313,471,562.98
  5. Step 5: Solve for x
    x = 313,471,562.98/17,800.56
  6. Step 6: Final answer
    x = 17,610.21

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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.