Home / 14,468.12-21,703.26-6,147.20

Finding the Fourth Proportional to 14,468.12, 21,703.26 and 6,147.20

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Solution

The fourth proportional to 14,468.12, 21,703.26 and 6,147.20 is: 9,221.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.12 : 21,703.26 = 6,147.20 : x
  2. Step 2: Convert to fraction form
    14,468.12/21,703.26 = 6,147.20/x
  3. Step 3: Cross multiply
    14,468.12x = 21,703.26 × 6,147.20
  4. Step 4: Simplify right side
    14,468.12x = 133,414,279.87
  5. Step 5: Solve for x
    x = 133,414,279.87/14,468.12
  6. Step 6: Final answer
    x = 9,221.26

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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.