Home / 16,620.60-22,944.90-12,835.27

Finding the Fourth Proportional to 16,620.60, 22,944.90 and 12,835.27

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Solution

The fourth proportional to 16,620.60, 22,944.90 and 12,835.27 is: 17,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.60 : 22,944.90 = 12,835.27 : x
  2. Step 2: Convert to fraction form
    16,620.60/22,944.90 = 12,835.27/x
  3. Step 3: Cross multiply
    16,620.60x = 22,944.90 × 12,835.27
  4. Step 4: Simplify right side
    16,620.60x = 294,503,986.62
  5. Step 5: Solve for x
    x = 294,503,986.62/16,620.60
  6. Step 6: Final answer
    x = 17,719.22

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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.