Home / 16,984.20-25,418.70-14,910.60

Finding the Fourth Proportional to 16,984.20, 25,418.70 and 14,910.60

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Solution

The fourth proportional to 16,984.20, 25,418.70 and 14,910.60 is: 22,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.20 : 25,418.70 = 14,910.60 : x
  2. Step 2: Convert to fraction form
    16,984.20/25,418.70 = 14,910.60/x
  3. Step 3: Cross multiply
    16,984.20x = 25,418.70 × 14,910.60
  4. Step 4: Simplify right side
    16,984.20x = 379,008,068.22
  5. Step 5: Solve for x
    x = 379,008,068.22/16,984.20
  6. Step 6: Final answer
    x = 22,315.33

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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.