Home / 19,694.50-29,535.36-6,543.34

Finding the Fourth Proportional to 19,694.50, 29,535.36 and 6,543.34

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Solution

The fourth proportional to 19,694.50, 29,535.36 and 6,543.34 is: 9,812.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.50 : 29,535.36 = 6,543.34 : x
  2. Step 2: Convert to fraction form
    19,694.50/29,535.36 = 6,543.34/x
  3. Step 3: Cross multiply
    19,694.50x = 29,535.36 × 6,543.34
  4. Step 4: Simplify right side
    19,694.50x = 193,259,902.50
  5. Step 5: Solve for x
    x = 193,259,902.50/19,694.50
  6. Step 6: Final answer
    x = 9,812.89

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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.