Home / 23,230.45-32,057.80-12,620.08

Finding the Fourth Proportional to 23,230.45, 32,057.80 and 12,620.08

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Solution

The fourth proportional to 23,230.45, 32,057.80 and 12,620.08 is: 17,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,230.45 : 32,057.80 = 12,620.08 : x
  2. Step 2: Convert to fraction form
    23,230.45/32,057.80 = 12,620.08/x
  3. Step 3: Cross multiply
    23,230.45x = 32,057.80 × 12,620.08
  4. Step 4: Simplify right side
    23,230.45x = 404,572,000.62
  5. Step 5: Solve for x
    x = 404,572,000.62/23,230.45
  6. Step 6: Final answer
    x = 17,415.59

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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.