Home / 36,308.03-54,454.50-14,120.91

Finding the Fourth Proportional to 36,308.03, 54,454.50 and 14,120.91

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Solution

The fourth proportional to 36,308.03, 54,454.50 and 14,120.91 is: 21,178.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,308.03 : 54,454.50 = 14,120.91 : x
  2. Step 2: Convert to fraction form
    36,308.03/54,454.50 = 14,120.91/x
  3. Step 3: Cross multiply
    36,308.03x = 54,454.50 × 14,120.91
  4. Step 4: Simplify right side
    36,308.03x = 768,947,093.60
  5. Step 5: Solve for x
    x = 768,947,093.60/36,308.03
  6. Step 6: Final answer
    x = 21,178.43

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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.