Home / 16,819.40-25,229.10-14,972.60

Finding the Fourth Proportional to 16,819.40, 25,229.10 and 14,972.60

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Solution

The fourth proportional to 16,819.40, 25,229.10 and 14,972.60 is: 22,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.40 : 25,229.10 = 14,972.60 : x
  2. Step 2: Convert to fraction form
    16,819.40/25,229.10 = 14,972.60/x
  3. Step 3: Cross multiply
    16,819.40x = 25,229.10 × 14,972.60
  4. Step 4: Simplify right side
    16,819.40x = 377,745,222.66
  5. Step 5: Solve for x
    x = 377,745,222.66/16,819.40
  6. Step 6: Final answer
    x = 22,458.90

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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.