Home / 13,523.14-20,283.18-3,663.37

Finding the Fourth Proportional to 13,523.14, 20,283.18 and 3,663.37

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Solution

The fourth proportional to 13,523.14, 20,283.18 and 3,663.37 is: 5,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.14 : 20,283.18 = 3,663.37 : x
  2. Step 2: Convert to fraction form
    13,523.14/20,283.18 = 3,663.37/x
  3. Step 3: Cross multiply
    13,523.14x = 20,283.18 × 3,663.37
  4. Step 4: Simplify right side
    13,523.14x = 74,304,793.12
  5. Step 5: Solve for x
    x = 74,304,793.12/13,523.14
  6. Step 6: Final answer
    x = 5,494.64

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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.