Home / 13,523.64-20,286.53-4,760.52

Finding the Fourth Proportional to 13,523.64, 20,286.53 and 4,760.52

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Solution

The fourth proportional to 13,523.64, 20,286.53 and 4,760.52 is: 7,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.64 : 20,286.53 = 4,760.52 : x
  2. Step 2: Convert to fraction form
    13,523.64/20,286.53 = 4,760.52/x
  3. Step 3: Cross multiply
    13,523.64x = 20,286.53 × 4,760.52
  4. Step 4: Simplify right side
    13,523.64x = 96,574,431.80
  5. Step 5: Solve for x
    x = 96,574,431.80/13,523.64
  6. Step 6: Final answer
    x = 7,141.16

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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.