Home / 36,381.96-54,587.52-11,425.86

Finding the Fourth Proportional to 36,381.96, 54,587.52 and 11,425.86

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Solution

The fourth proportional to 36,381.96, 54,587.52 and 11,425.86 is: 17,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.96 : 54,587.52 = 11,425.86 : x
  2. Step 2: Convert to fraction form
    36,381.96/54,587.52 = 11,425.86/x
  3. Step 3: Cross multiply
    36,381.96x = 54,587.52 × 11,425.86
  4. Step 4: Simplify right side
    36,381.96x = 623,709,361.27
  5. Step 5: Solve for x
    x = 623,709,361.27/36,381.96
  6. Step 6: Final answer
    x = 17,143.37

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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.