Home / 36,305.67-54,461.87-14,120.72

Finding the Fourth Proportional to 36,305.67, 54,461.87 and 14,120.72

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Solution

The fourth proportional to 36,305.67, 54,461.87 and 14,120.72 is: 21,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305.67 : 54,461.87 = 14,120.72 : x
  2. Step 2: Convert to fraction form
    36,305.67/54,461.87 = 14,120.72/x
  3. Step 3: Cross multiply
    36,305.67x = 54,461.87 × 14,120.72
  4. Step 4: Simplify right side
    36,305.67x = 769,040,816.95
  5. Step 5: Solve for x
    x = 769,040,816.95/36,305.67
  6. Step 6: Final answer
    x = 21,182.39

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1.5x scale

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.