Home / 36,636.48-54,921.69-13,246.50

Finding the Fourth Proportional to 36,636.48, 54,921.69 and 13,246.50

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Solution

The fourth proportional to 36,636.48, 54,921.69 and 13,246.50 is: 19,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.48 : 54,921.69 = 13,246.50 : x
  2. Step 2: Convert to fraction form
    36,636.48/54,921.69 = 13,246.50/x
  3. Step 3: Cross multiply
    36,636.48x = 54,921.69 × 13,246.50
  4. Step 4: Simplify right side
    36,636.48x = 727,520,166.59
  5. Step 5: Solve for x
    x = 727,520,166.59/36,636.48
  6. Step 6: Final answer
    x = 19,857.81

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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.