Home / 14,658.88-20,229.27-8,693.50

Finding the Fourth Proportional to 14,658.88, 20,229.27 and 8,693.50

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Solution

The fourth proportional to 14,658.88, 20,229.27 and 8,693.50 is: 11,997.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.88 : 20,229.27 = 8,693.50 : x
  2. Step 2: Convert to fraction form
    14,658.88/20,229.27 = 8,693.50/x
  3. Step 3: Cross multiply
    14,658.88x = 20,229.27 × 8,693.50
  4. Step 4: Simplify right side
    14,658.88x = 175,863,158.75
  5. Step 5: Solve for x
    x = 175,863,158.75/14,658.88
  6. Step 6: Final answer
    x = 11,997.04

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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.