Home / 14,286.24-21,462.30-13,695.75

Finding the Fourth Proportional to 14,286.24, 21,462.30 and 13,695.75

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Solution

The fourth proportional to 14,286.24, 21,462.30 and 13,695.75 is: 20,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.24 : 21,462.30 = 13,695.75 : x
  2. Step 2: Convert to fraction form
    14,286.24/21,462.30 = 13,695.75/x
  3. Step 3: Cross multiply
    14,286.24x = 21,462.30 × 13,695.75
  4. Step 4: Simplify right side
    14,286.24x = 293,942,295.23
  5. Step 5: Solve for x
    x = 293,942,295.23/14,286.24
  6. Step 6: Final answer
    x = 20,575.20

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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.