Home / 13,556.53-20,333.43-6,159.00

Finding the Fourth Proportional to 13,556.53, 20,333.43 and 6,159.00

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Solution

The fourth proportional to 13,556.53, 20,333.43 and 6,159.00 is: 9,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556.53 : 20,333.43 = 6,159.00 : x
  2. Step 2: Convert to fraction form
    13,556.53/20,333.43 = 6,159.00/x
  3. Step 3: Cross multiply
    13,556.53x = 20,333.43 × 6,159.00
  4. Step 4: Simplify right side
    13,556.53x = 125,233,671.62
  5. Step 5: Solve for x
    x = 125,233,671.62/13,556.53
  6. Step 6: Final answer
    x = 9,237.88

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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.