Home / 16,943.93-25,422.86-7,451.36

Finding the Fourth Proportional to 16,943.93, 25,422.86 and 7,451.36

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Solution

The fourth proportional to 16,943.93, 25,422.86 and 7,451.36 is: 11,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.93 : 25,422.86 = 7,451.36 : x
  2. Step 2: Convert to fraction form
    16,943.93/25,422.86 = 7,451.36/x
  3. Step 3: Cross multiply
    16,943.93x = 25,422.86 × 7,451.36
  4. Step 4: Simplify right side
    16,943.93x = 189,434,922.57
  5. Step 5: Solve for x
    x = 189,434,922.57/16,943.93
  6. Step 6: Final answer
    x = 11,180.11

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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.