Home / 14,658.30-20,227.25-8,285.44

Finding the Fourth Proportional to 14,658.30, 20,227.25 and 8,285.44

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Solution

The fourth proportional to 14,658.30, 20,227.25 and 8,285.44 is: 11,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.30 : 20,227.25 = 8,285.44 : x
  2. Step 2: Convert to fraction form
    14,658.30/20,227.25 = 8,285.44/x
  3. Step 3: Cross multiply
    14,658.30x = 20,227.25 × 8,285.44
  4. Step 4: Simplify right side
    14,658.30x = 167,591,666.24
  5. Step 5: Solve for x
    x = 167,591,666.24/14,658.30
  6. Step 6: Final answer
    x = 11,433.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.