Home / 19,694.48-29,535.36-6,543.32

Finding the Fourth Proportional to 19,694.48, 29,535.36 and 6,543.32

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Solution

The fourth proportional to 19,694.48, 29,535.36 and 6,543.32 is: 9,812.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.48 : 29,535.36 = 6,543.32 : x
  2. Step 2: Convert to fraction form
    19,694.48/29,535.36 = 6,543.32/x
  3. Step 3: Cross multiply
    19,694.48x = 29,535.36 × 6,543.32
  4. Step 4: Simplify right side
    19,694.48x = 193,259,311.80
  5. Step 5: Solve for x
    x = 193,259,311.80/19,694.48
  6. Step 6: Final answer
    x = 9,812.87

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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.