Home / 35,068.22-48,390-19,958.90

Finding the Fourth Proportional to 35,068.22, 48,390 and 19,958.90

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Solution

The fourth proportional to 35,068.22, 48,390 and 19,958.90 is: 27,540.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,068.22 : 48,390 = 19,958.90 : x
  2. Step 2: Convert to fraction form
    35,068.22/48,390 = 19,958.90/x
  3. Step 3: Cross multiply
    35,068.22x = 48,390 × 19,958.90
  4. Step 4: Simplify right side
    35,068.22x = 965,811,171.00
  5. Step 5: Solve for x
    x = 965,811,171.00/35,068.22
  6. Step 6: Final answer
    x = 27,540.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.