Home / 19,636.59-29,451.96-6,489.03

Finding the Fourth Proportional to 19,636.59, 29,451.96 and 6,489.03

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Solution

The fourth proportional to 19,636.59, 29,451.96 and 6,489.03 is: 9,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.59 : 29,451.96 = 6,489.03 : x
  2. Step 2: Convert to fraction form
    19,636.59/29,451.96 = 6,489.03/x
  3. Step 3: Cross multiply
    19,636.59x = 29,451.96 × 6,489.03
  4. Step 4: Simplify right side
    19,636.59x = 191,114,652.00
  5. Step 5: Solve for x
    x = 191,114,652.00/19,636.59
  6. Step 6: Final answer
    x = 9,732.58

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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.