Home / 36,910.19-55,372.58-13,536.83

Finding the Fourth Proportional to 36,910.19, 55,372.58 and 13,536.83

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Solution

The fourth proportional to 36,910.19, 55,372.58 and 13,536.83 is: 20,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.19 : 55,372.58 = 13,536.83 : x
  2. Step 2: Convert to fraction form
    36,910.19/55,372.58 = 13,536.83/x
  3. Step 3: Cross multiply
    36,910.19x = 55,372.58 × 13,536.83
  4. Step 4: Simplify right side
    36,910.19x = 749,569,272.87
  5. Step 5: Solve for x
    x = 749,569,272.87/36,910.19
  6. Step 6: Final answer
    x = 20,307.92

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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.