Home / 19,771.30-29,657.08-6,624.70

Finding the Fourth Proportional to 19,771.30, 29,657.08 and 6,624.70

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Solution

The fourth proportional to 19,771.30, 29,657.08 and 6,624.70 is: 9,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771.30 : 29,657.08 = 6,624.70 : x
  2. Step 2: Convert to fraction form
    19,771.30/29,657.08 = 6,624.70/x
  3. Step 3: Cross multiply
    19,771.30x = 29,657.08 × 6,624.70
  4. Step 4: Simplify right side
    19,771.30x = 196,469,257.88
  5. Step 5: Solve for x
    x = 196,469,257.88/19,771.30
  6. Step 6: Final answer
    x = 9,937.09

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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.