Home / 40,076.45-55,295.56-25,912.25

Finding the Fourth Proportional to 40,076.45, 55,295.56 and 25,912.25

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Solution

The fourth proportional to 40,076.45, 55,295.56 and 25,912.25 is: 35,752.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,076.45 : 55,295.56 = 25,912.25 : x
  2. Step 2: Convert to fraction form
    40,076.45/55,295.56 = 25,912.25/x
  3. Step 3: Cross multiply
    40,076.45x = 55,295.56 × 25,912.25
  4. Step 4: Simplify right side
    40,076.45x = 1,432,832,374.61
  5. Step 5: Solve for x
    x = 1,432,832,374.61/40,076.45
  6. Step 6: Final answer
    x = 35,752.48

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1.5x scale

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.