Home / 16,898.72-25,307.20-16,455.84

Finding the Fourth Proportional to 16,898.72, 25,307.20 and 16,455.84

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Solution

The fourth proportional to 16,898.72, 25,307.20 and 16,455.84 is: 24,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.72 : 25,307.20 = 16,455.84 : x
  2. Step 2: Convert to fraction form
    16,898.72/25,307.20 = 16,455.84/x
  3. Step 3: Cross multiply
    16,898.72x = 25,307.20 × 16,455.84
  4. Step 4: Simplify right side
    16,898.72x = 416,451,234.05
  5. Step 5: Solve for x
    x = 416,451,234.05/16,898.72
  6. Step 6: Final answer
    x = 24,643.95

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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.