Home / 36,072.42-54,108.62-9,777.16

Finding the Fourth Proportional to 36,072.42, 54,108.62 and 9,777.16

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Solution

The fourth proportional to 36,072.42, 54,108.62 and 9,777.16 is: 14,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,072.42 : 54,108.62 = 9,777.16 : x
  2. Step 2: Convert to fraction form
    36,072.42/54,108.62 = 9,777.16/x
  3. Step 3: Cross multiply
    36,072.42x = 54,108.62 × 9,777.16
  4. Step 4: Simplify right side
    36,072.42x = 529,028,364.58
  5. Step 5: Solve for x
    x = 529,028,364.58/36,072.42
  6. Step 6: Final answer
    x = 14,665.73

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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.