Home / 16,943.54-25,415.57-6,418.49

Finding the Fourth Proportional to 16,943.54, 25,415.57 and 6,418.49

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Solution

The fourth proportional to 16,943.54, 25,415.57 and 6,418.49 is: 9,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.54 : 25,415.57 = 6,418.49 : x
  2. Step 2: Convert to fraction form
    16,943.54/25,415.57 = 6,418.49/x
  3. Step 3: Cross multiply
    16,943.54x = 25,415.57 × 6,418.49
  4. Step 4: Simplify right side
    16,943.54x = 163,129,422.72
  5. Step 5: Solve for x
    x = 163,129,422.72/16,943.54
  6. Step 6: Final answer
    x = 9,627.83

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1.5x scale

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.