Home / 36,458.39-54,692.14-14,268.90

Finding the Fourth Proportional to 36,458.39, 54,692.14 and 14,268.90

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Solution

The fourth proportional to 36,458.39, 54,692.14 and 14,268.90 is: 21,405.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.39 : 54,692.14 = 14,268.90 : x
  2. Step 2: Convert to fraction form
    36,458.39/54,692.14 = 14,268.90/x
  3. Step 3: Cross multiply
    36,458.39x = 54,692.14 × 14,268.90
  4. Step 4: Simplify right side
    36,458.39x = 780,396,676.45
  5. Step 5: Solve for x
    x = 780,396,676.45/36,458.39
  6. Step 6: Final answer
    x = 21,405.13

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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.