Home / 19,461.96-29,179.26-6,808.64

Finding the Fourth Proportional to 19,461.96, 29,179.26 and 6,808.64

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Solution

The fourth proportional to 19,461.96, 29,179.26 and 6,808.64 is: 10,208.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461.96 : 29,179.26 = 6,808.64 : x
  2. Step 2: Convert to fraction form
    19,461.96/29,179.26 = 6,808.64/x
  3. Step 3: Cross multiply
    19,461.96x = 29,179.26 × 6,808.64
  4. Step 4: Simplify right side
    19,461.96x = 198,670,930.91
  5. Step 5: Solve for x
    x = 198,670,930.91/19,461.96
  6. Step 6: Final answer
    x = 10,208.17

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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.