Home / 19,662.35-29,496.42-6,511.79

Finding the Fourth Proportional to 19,662.35, 29,496.42 and 6,511.79

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Solution

The fourth proportional to 19,662.35, 29,496.42 and 6,511.79 is: 9,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.35 : 29,496.42 = 6,511.79 : x
  2. Step 2: Convert to fraction form
    19,662.35/29,496.42 = 6,511.79/x
  3. Step 3: Cross multiply
    19,662.35x = 29,496.42 × 6,511.79
  4. Step 4: Simplify right side
    19,662.35x = 192,074,492.79
  5. Step 5: Solve for x
    x = 192,074,492.79/19,662.35
  6. Step 6: Final answer
    x = 9,768.64

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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.