Home / 16,190.60-22,352.69-11,709.68

Finding the Fourth Proportional to 16,190.60, 22,352.69 and 11,709.68

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Solution

The fourth proportional to 16,190.60, 22,352.69 and 11,709.68 is: 16,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.60 : 22,352.69 = 11,709.68 : x
  2. Step 2: Convert to fraction form
    16,190.60/22,352.69 = 11,709.68/x
  3. Step 3: Cross multiply
    16,190.60x = 22,352.69 × 11,709.68
  4. Step 4: Simplify right side
    16,190.60x = 261,742,764.55
  5. Step 5: Solve for x
    x = 261,742,764.55/16,190.60
  6. Step 6: Final answer
    x = 16,166.35

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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.