Home / 16,753.54-23,122.87-12,525.82

Finding the Fourth Proportional to 16,753.54, 23,122.87 and 12,525.82

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Solution

The fourth proportional to 16,753.54, 23,122.87 and 12,525.82 is: 17,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,753.54 : 23,122.87 = 12,525.82 : x
  2. Step 2: Convert to fraction form
    16,753.54/23,122.87 = 12,525.82/x
  3. Step 3: Cross multiply
    16,753.54x = 23,122.87 × 12,525.82
  4. Step 4: Simplify right side
    16,753.54x = 289,632,907.50
  5. Step 5: Solve for x
    x = 289,632,907.50/16,753.54
  6. Step 6: Final answer
    x = 17,287.86

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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.