Home / 13,554.58-20,344.03-11,347.23

Finding the Fourth Proportional to 13,554.58, 20,344.03 and 11,347.23

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Solution

The fourth proportional to 13,554.58, 20,344.03 and 11,347.23 is: 17,031.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,554.58 : 20,344.03 = 11,347.23 : x
  2. Step 2: Convert to fraction form
    13,554.58/20,344.03 = 11,347.23/x
  3. Step 3: Cross multiply
    13,554.58x = 20,344.03 × 11,347.23
  4. Step 4: Simplify right side
    13,554.58x = 230,848,387.54
  5. Step 5: Solve for x
    x = 230,848,387.54/13,554.58
  6. Step 6: Final answer
    x = 17,031.02

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1.5x scale

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.