Home / 22,356.90-33,539.40-11,235.60

Finding the Fourth Proportional to 22,356.90, 33,539.40 and 11,235.60

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Solution

The fourth proportional to 22,356.90, 33,539.40 and 11,235.60 is: 16,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.90 : 33,539.40 = 11,235.60 : x
  2. Step 2: Convert to fraction form
    22,356.90/33,539.40 = 11,235.60/x
  3. Step 3: Cross multiply
    22,356.90x = 33,539.40 × 11,235.60
  4. Step 4: Simplify right side
    22,356.90x = 376,835,282.64
  5. Step 5: Solve for x
    x = 376,835,282.64/22,356.90
  6. Step 6: Final answer
    x = 16,855.44

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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.