Home / 25,686.26-38,532.44-9,887.61

Finding the Fourth Proportional to 25,686.26, 38,532.44 and 9,887.61

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Solution

The fourth proportional to 25,686.26, 38,532.44 and 9,887.61 is: 14,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686.26 : 38,532.44 = 9,887.61 : x
  2. Step 2: Convert to fraction form
    25,686.26/38,532.44 = 9,887.61/x
  3. Step 3: Cross multiply
    25,686.26x = 38,532.44 × 9,887.61
  4. Step 4: Simplify right side
    25,686.26x = 380,993,739.07
  5. Step 5: Solve for x
    x = 380,993,739.07/25,686.26
  6. Step 6: Final answer
    x = 14,832.59

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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.