Home / 19,864.58-29,796.86-6,717.96

Finding the Fourth Proportional to 19,864.58, 29,796.86 and 6,717.96

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Solution

The fourth proportional to 19,864.58, 29,796.86 and 6,717.96 is: 10,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,864.58 : 29,796.86 = 6,717.96 : x
  2. Step 2: Convert to fraction form
    19,864.58/29,796.86 = 6,717.96/x
  3. Step 3: Cross multiply
    19,864.58x = 29,796.86 × 6,717.96
  4. Step 4: Simplify right side
    19,864.58x = 200,174,130.40
  5. Step 5: Solve for x
    x = 200,174,130.40/19,864.58
  6. Step 6: Final answer
    x = 10,076.94

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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.