Home / 26,395.84-39,589.92-9,976

Finding the Fourth Proportional to 26,395.84, 39,589.92 and 9,976

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Solution

The fourth proportional to 26,395.84, 39,589.92 and 9,976 is: 14,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,395.84 : 39,589.92 = 9,976 : x
  2. Step 2: Convert to fraction form
    26,395.84/39,589.92 = 9,976/x
  3. Step 3: Cross multiply
    26,395.84x = 39,589.92 × 9,976
  4. Step 4: Simplify right side
    26,395.84x = 394,949,041.92
  5. Step 5: Solve for x
    x = 394,949,041.92/26,395.84
  6. Step 6: Final answer
    x = 14,962.55

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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.