Home / 14,620.38-21,918.26-5,850.50

Finding the Fourth Proportional to 14,620.38, 21,918.26 and 5,850.50

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Solution

The fourth proportional to 14,620.38, 21,918.26 and 5,850.50 is: 8,770.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.38 : 21,918.26 = 5,850.50 : x
  2. Step 2: Convert to fraction form
    14,620.38/21,918.26 = 5,850.50/x
  3. Step 3: Cross multiply
    14,620.38x = 21,918.26 × 5,850.50
  4. Step 4: Simplify right side
    14,620.38x = 128,232,780.13
  5. Step 5: Solve for x
    x = 128,232,780.13/14,620.38
  6. Step 6: Final answer
    x = 8,770.82

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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.