Home / 36,525.72-54,781.28-11,561.52

Finding the Fourth Proportional to 36,525.72, 54,781.28 and 11,561.52

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Solution

The fourth proportional to 36,525.72, 54,781.28 and 11,561.52 is: 17,339.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,525.72 : 54,781.28 = 11,561.52 : x
  2. Step 2: Convert to fraction form
    36,525.72/54,781.28 = 11,561.52/x
  3. Step 3: Cross multiply
    36,525.72x = 54,781.28 × 11,561.52
  4. Step 4: Simplify right side
    36,525.72x = 633,354,864.35
  5. Step 5: Solve for x
    x = 633,354,864.35/36,525.72
  6. Step 6: Final answer
    x = 17,339.97

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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.