Home / 22,138.63-33,207.01-5,498.30

Finding the Fourth Proportional to 22,138.63, 33,207.01 and 5,498.30

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Solution

The fourth proportional to 22,138.63, 33,207.01 and 5,498.30 is: 8,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.63 : 33,207.01 = 5,498.30 : x
  2. Step 2: Convert to fraction form
    22,138.63/33,207.01 = 5,498.30/x
  3. Step 3: Cross multiply
    22,138.63x = 33,207.01 × 5,498.30
  4. Step 4: Simplify right side
    22,138.63x = 182,582,103.08
  5. Step 5: Solve for x
    x = 182,582,103.08/22,138.63
  6. Step 6: Final answer
    x = 8,247.22

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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.