Home / 14,133.30-21,201.03-6,342.90

Finding the Fourth Proportional to 14,133.30, 21,201.03 and 6,342.90

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Solution

The fourth proportional to 14,133.30, 21,201.03 and 6,342.90 is: 9,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.30 : 21,201.03 = 6,342.90 : x
  2. Step 2: Convert to fraction form
    14,133.30/21,201.03 = 6,342.90/x
  3. Step 3: Cross multiply
    14,133.30x = 21,201.03 × 6,342.90
  4. Step 4: Simplify right side
    14,133.30x = 134,476,013.19
  5. Step 5: Solve for x
    x = 134,476,013.19/14,133.30
  6. Step 6: Final answer
    x = 9,514.83

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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.