Home / 18,646.20-27,886.68-16,580.70

Finding the Fourth Proportional to 18,646.20, 27,886.68 and 16,580.70

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Solution

The fourth proportional to 18,646.20, 27,886.68 and 16,580.70 is: 24,797.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,646.20 : 27,886.68 = 16,580.70 : x
  2. Step 2: Convert to fraction form
    18,646.20/27,886.68 = 16,580.70/x
  3. Step 3: Cross multiply
    18,646.20x = 27,886.68 × 16,580.70
  4. Step 4: Simplify right side
    18,646.20x = 462,380,675.08
  5. Step 5: Solve for x
    x = 462,380,675.08/18,646.20
  6. Step 6: Final answer
    x = 24,797.58

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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.