Home / 25,728.14-35,470.80-18,552.05

Finding the Fourth Proportional to 25,728.14, 35,470.80 and 18,552.05

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Solution

The fourth proportional to 25,728.14, 35,470.80 and 18,552.05 is: 25,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,728.14 : 35,470.80 = 18,552.05 : x
  2. Step 2: Convert to fraction form
    25,728.14/35,470.80 = 18,552.05/x
  3. Step 3: Cross multiply
    25,728.14x = 35,470.80 × 18,552.05
  4. Step 4: Simplify right side
    25,728.14x = 658,056,055.14
  5. Step 5: Solve for x
    x = 658,056,055.14/25,728.14
  6. Step 6: Final answer
    x = 25,577.29

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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.