Home / 16,478.20-24,695.70-14,620.60

Finding the Fourth Proportional to 16,478.20, 24,695.70 and 14,620.60

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Solution

The fourth proportional to 16,478.20, 24,695.70 and 14,620.60 is: 21,911.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478.20 : 24,695.70 = 14,620.60 : x
  2. Step 2: Convert to fraction form
    16,478.20/24,695.70 = 14,620.60/x
  3. Step 3: Cross multiply
    16,478.20x = 24,695.70 × 14,620.60
  4. Step 4: Simplify right side
    16,478.20x = 361,065,951.42
  5. Step 5: Solve for x
    x = 361,065,951.42/16,478.20
  6. Step 6: Final answer
    x = 21,911.73

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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.