Home / 26,449.13-39,677.40-7,730.54

Finding the Fourth Proportional to 26,449.13, 39,677.40 and 7,730.54

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Solution

The fourth proportional to 26,449.13, 39,677.40 and 7,730.54 is: 11,596.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.13 : 39,677.40 = 7,730.54 : x
  2. Step 2: Convert to fraction form
    26,449.13/39,677.40 = 7,730.54/x
  3. Step 3: Cross multiply
    26,449.13x = 39,677.40 × 7,730.54
  4. Step 4: Simplify right side
    26,449.13x = 306,727,727.80
  5. Step 5: Solve for x
    x = 306,727,727.80/26,449.13
  6. Step 6: Final answer
    x = 11,596.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.