Home / 16,234.40-24,309.74-13,909.44

Finding the Fourth Proportional to 16,234.40, 24,309.74 and 13,909.44

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Solution

The fourth proportional to 16,234.40, 24,309.74 and 13,909.44 is: 20,828.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,234.40 : 24,309.74 = 13,909.44 : x
  2. Step 2: Convert to fraction form
    16,234.40/24,309.74 = 13,909.44/x
  3. Step 3: Cross multiply
    16,234.40x = 24,309.74 × 13,909.44
  4. Step 4: Simplify right side
    16,234.40x = 338,134,869.95
  5. Step 5: Solve for x
    x = 338,134,869.95/16,234.40
  6. Step 6: Final answer
    x = 20,828.29

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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.