Home / 19,869.42-29,794.74-6,712.86

Finding the Fourth Proportional to 19,869.42, 29,794.74 and 6,712.86

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Solution

The fourth proportional to 19,869.42, 29,794.74 and 6,712.86 is: 10,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869.42 : 29,794.74 = 6,712.86 : x
  2. Step 2: Convert to fraction form
    19,869.42/29,794.74 = 6,712.86/x
  3. Step 3: Cross multiply
    19,869.42x = 29,794.74 × 6,712.86
  4. Step 4: Simplify right side
    19,869.42x = 200,007,918.36
  5. Step 5: Solve for x
    x = 200,007,918.36/19,869.42
  6. Step 6: Final answer
    x = 10,066.12

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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.