Home / 36,181.44-54,272.16-9,885.60

Finding the Fourth Proportional to 36,181.44, 54,272.16 and 9,885.60

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Solution

The fourth proportional to 36,181.44, 54,272.16 and 9,885.60 is: 14,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.44 : 54,272.16 = 9,885.60 : x
  2. Step 2: Convert to fraction form
    36,181.44/54,272.16 = 9,885.60/x
  3. Step 3: Cross multiply
    36,181.44x = 54,272.16 × 9,885.60
  4. Step 4: Simplify right side
    36,181.44x = 536,512,864.90
  5. Step 5: Solve for x
    x = 536,512,864.90/36,181.44
  6. Step 6: Final answer
    x = 14,828.40

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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.