Home / 15,260.96-21,057.67-8,546.87

Finding the Fourth Proportional to 15,260.96, 21,057.67 and 8,546.87

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Solution

The fourth proportional to 15,260.96, 21,057.67 and 8,546.87 is: 11,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,260.96 : 21,057.67 = 8,546.87 : x
  2. Step 2: Convert to fraction form
    15,260.96/21,057.67 = 8,546.87/x
  3. Step 3: Cross multiply
    15,260.96x = 21,057.67 × 8,546.87
  4. Step 4: Simplify right side
    15,260.96x = 179,977,112.87
  5. Step 5: Solve for x
    x = 179,977,112.87/15,260.96
  6. Step 6: Final answer
    x = 11,793.30

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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.