Home / 25,989.45-35,865.46-14,052.78

Finding the Fourth Proportional to 25,989.45, 35,865.46 and 14,052.78

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Solution

The fourth proportional to 25,989.45, 35,865.46 and 14,052.78 is: 19,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989.45 : 35,865.46 = 14,052.78 : x
  2. Step 2: Convert to fraction form
    25,989.45/35,865.46 = 14,052.78/x
  3. Step 3: Cross multiply
    25,989.45x = 35,865.46 × 14,052.78
  4. Step 4: Simplify right side
    25,989.45x = 504,009,436.54
  5. Step 5: Solve for x
    x = 504,009,436.54/25,989.45
  6. Step 6: Final answer
    x = 19,392.85

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Why These Related Problems?

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