Home / 36,638.13-54,956.58-11,677.86

Finding the Fourth Proportional to 36,638.13, 54,956.58 and 11,677.86

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Solution

The fourth proportional to 36,638.13, 54,956.58 and 11,677.86 is: 17,516.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.13 : 54,956.58 = 11,677.86 : x
  2. Step 2: Convert to fraction form
    36,638.13/54,956.58 = 11,677.86/x
  3. Step 3: Cross multiply
    36,638.13x = 54,956.58 × 11,677.86
  4. Step 4: Simplify right side
    36,638.13x = 641,775,247.32
  5. Step 5: Solve for x
    x = 641,775,247.32/36,638.13
  6. Step 6: Final answer
    x = 17,516.59

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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.