Home / 16,383.90-22,591.93-11,069.50

Finding the Fourth Proportional to 16,383.90, 22,591.93 and 11,069.50

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Solution

The fourth proportional to 16,383.90, 22,591.93 and 11,069.50 is: 15,263.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.90 : 22,591.93 = 11,069.50 : x
  2. Step 2: Convert to fraction form
    16,383.90/22,591.93 = 11,069.50/x
  3. Step 3: Cross multiply
    16,383.90x = 22,591.93 × 11,069.50
  4. Step 4: Simplify right side
    16,383.90x = 250,081,369.14
  5. Step 5: Solve for x
    x = 250,081,369.14/16,383.90
  6. Step 6: Final answer
    x = 15,263.85

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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.