Home / 15,261.62-21,059.96-8,546.10

Finding the Fourth Proportional to 15,261.62, 21,059.96 and 8,546.10

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Solution

The fourth proportional to 15,261.62, 21,059.96 and 8,546.10 is: 11,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261.62 : 21,059.96 = 8,546.10 : x
  2. Step 2: Convert to fraction form
    15,261.62/21,059.96 = 8,546.10/x
  3. Step 3: Cross multiply
    15,261.62x = 21,059.96 × 8,546.10
  4. Step 4: Simplify right side
    15,261.62x = 179,980,524.16
  5. Step 5: Solve for x
    x = 179,980,524.16/15,261.62
  6. Step 6: Final answer
    x = 11,793.02

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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.