Home / 16,828.85-25,234.34-4,980.99

Finding the Fourth Proportional to 16,828.85, 25,234.34 and 4,980.99

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Solution

The fourth proportional to 16,828.85, 25,234.34 and 4,980.99 is: 7,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.85 : 25,234.34 = 4,980.99 : x
  2. Step 2: Convert to fraction form
    16,828.85/25,234.34 = 4,980.99/x
  3. Step 3: Cross multiply
    16,828.85x = 25,234.34 × 4,980.99
  4. Step 4: Simplify right side
    16,828.85x = 125,691,970.29
  5. Step 5: Solve for x
    x = 125,691,970.29/16,828.85
  6. Step 6: Final answer
    x = 7,468.84

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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.