Home / 14,062.20-21,093.30-5,739.45

Finding the Fourth Proportional to 14,062.20, 21,093.30 and 5,739.45

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Solution

The fourth proportional to 14,062.20, 21,093.30 and 5,739.45 is: 8,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.20 : 21,093.30 = 5,739.45 : x
  2. Step 2: Convert to fraction form
    14,062.20/21,093.30 = 5,739.45/x
  3. Step 3: Cross multiply
    14,062.20x = 21,093.30 × 5,739.45
  4. Step 4: Simplify right side
    14,062.20x = 121,063,940.69
  5. Step 5: Solve for x
    x = 121,063,940.69/14,062.20
  6. Step 6: Final answer
    x = 8,609.18

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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.