Home / 22,116.36-30,519.90-12,044.64

Finding the Fourth Proportional to 22,116.36, 30,519.90 and 12,044.64

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Solution

The fourth proportional to 22,116.36, 30,519.90 and 12,044.64 is: 16,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116.36 : 30,519.90 = 12,044.64 : x
  2. Step 2: Convert to fraction form
    22,116.36/30,519.90 = 12,044.64/x
  3. Step 3: Cross multiply
    22,116.36x = 30,519.90 × 12,044.64
  4. Step 4: Simplify right side
    22,116.36x = 367,601,208.34
  5. Step 5: Solve for x
    x = 367,601,208.34/22,116.36
  6. Step 6: Final answer
    x = 16,621.23

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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.