Home / 16,480.14-22,744.22-9,407.62

Finding the Fourth Proportional to 16,480.14, 22,744.22 and 9,407.62

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Solution

The fourth proportional to 16,480.14, 22,744.22 and 9,407.62 is: 12,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.14 : 22,744.22 = 9,407.62 : x
  2. Step 2: Convert to fraction form
    16,480.14/22,744.22 = 9,407.62/x
  3. Step 3: Cross multiply
    16,480.14x = 22,744.22 × 9,407.62
  4. Step 4: Simplify right side
    16,480.14x = 213,968,978.96
  5. Step 5: Solve for x
    x = 213,968,978.96/16,480.14
  6. Step 6: Final answer
    x = 12,983.44

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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.