Home / 19,636.91-29,451.24-6,486.29

Finding the Fourth Proportional to 19,636.91, 29,451.24 and 6,486.29

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Solution

The fourth proportional to 19,636.91, 29,451.24 and 6,486.29 is: 9,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.91 : 29,451.24 = 6,486.29 : x
  2. Step 2: Convert to fraction form
    19,636.91/29,451.24 = 6,486.29/x
  3. Step 3: Cross multiply
    19,636.91x = 29,451.24 × 6,486.29
  4. Step 4: Simplify right side
    19,636.91x = 191,029,136.24
  5. Step 5: Solve for x
    x = 191,029,136.24/19,636.91
  6. Step 6: Final answer
    x = 9,728.07

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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.