Home / 26,356.37-39,539.36-12,505.25

Finding the Fourth Proportional to 26,356.37, 39,539.36 and 12,505.25

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Solution

The fourth proportional to 26,356.37, 39,539.36 and 12,505.25 is: 18,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.37 : 39,539.36 = 12,505.25 : x
  2. Step 2: Convert to fraction form
    26,356.37/39,539.36 = 12,505.25/x
  3. Step 3: Cross multiply
    26,356.37x = 39,539.36 × 12,505.25
  4. Step 4: Simplify right side
    26,356.37x = 494,449,519.11
  5. Step 5: Solve for x
    x = 494,449,519.11/26,356.37
  6. Step 6: Final answer
    x = 18,760.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.