Home / 16,624.68-22,910.40-11,900.76

Finding the Fourth Proportional to 16,624.68, 22,910.40 and 11,900.76

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Solution

The fourth proportional to 16,624.68, 22,910.40 and 11,900.76 is: 16,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,624.68 : 22,910.40 = 11,900.76 : x
  2. Step 2: Convert to fraction form
    16,624.68/22,910.40 = 11,900.76/x
  3. Step 3: Cross multiply
    16,624.68x = 22,910.40 × 11,900.76
  4. Step 4: Simplify right side
    16,624.68x = 272,651,171.90
  5. Step 5: Solve for x
    x = 272,651,171.90/16,624.68
  6. Step 6: Final answer
    x = 16,400.39

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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.