Home / 22,358.40-33,559.20-11,277.60

Finding the Fourth Proportional to 22,358.40, 33,559.20 and 11,277.60

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Solution

The fourth proportional to 22,358.40, 33,559.20 and 11,277.60 is: 16,927.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358.40 : 33,559.20 = 11,277.60 : x
  2. Step 2: Convert to fraction form
    22,358.40/33,559.20 = 11,277.60/x
  3. Step 3: Cross multiply
    22,358.40x = 33,559.20 × 11,277.60
  4. Step 4: Simplify right side
    22,358.40x = 378,467,233.92
  5. Step 5: Solve for x
    x = 378,467,233.92/22,358.40
  6. Step 6: Final answer
    x = 16,927.30

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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.