Home / 34,990.56-52,449.12-11,610.72

Finding the Fourth Proportional to 34,990.56, 52,449.12 and 11,610.72

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Solution

The fourth proportional to 34,990.56, 52,449.12 and 11,610.72 is: 17,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,990.56 : 52,449.12 = 11,610.72 : x
  2. Step 2: Convert to fraction form
    34,990.56/52,449.12 = 11,610.72/x
  3. Step 3: Cross multiply
    34,990.56x = 52,449.12 × 11,610.72
  4. Step 4: Simplify right side
    34,990.56x = 608,972,046.57
  5. Step 5: Solve for x
    x = 608,972,046.57/34,990.56
  6. Step 6: Final answer
    x = 17,403.90

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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.