Home / 25,826.54-35,636.27-15,218.28

Finding the Fourth Proportional to 25,826.54, 35,636.27 and 15,218.28

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Solution

The fourth proportional to 25,826.54, 35,636.27 and 15,218.28 is: 20,998.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.54 : 35,636.27 = 15,218.28 : x
  2. Step 2: Convert to fraction form
    25,826.54/35,636.27 = 15,218.28/x
  3. Step 3: Cross multiply
    25,826.54x = 35,636.27 × 15,218.28
  4. Step 4: Simplify right side
    25,826.54x = 542,322,658.92
  5. Step 5: Solve for x
    x = 542,322,658.92/25,826.54
  6. Step 6: Final answer
    x = 20,998.66

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