Home / 16,800.45-25,194.60-8,477.70

Finding the Fourth Proportional to 16,800.45, 25,194.60 and 8,477.70

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Solution

The fourth proportional to 16,800.45, 25,194.60 and 8,477.70 is: 12,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.45 : 25,194.60 = 8,477.70 : x
  2. Step 2: Convert to fraction form
    16,800.45/25,194.60 = 8,477.70/x
  3. Step 3: Cross multiply
    16,800.45x = 25,194.60 × 8,477.70
  4. Step 4: Simplify right side
    16,800.45x = 213,592,260.42
  5. Step 5: Solve for x
    x = 213,592,260.42/16,800.45
  6. Step 6: Final answer
    x = 12,713.48

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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.