Home / 17,429.72-26,144.27-4,282.20

Finding the Fourth Proportional to 17,429.72, 26,144.27 and 4,282.20

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Solution

The fourth proportional to 17,429.72, 26,144.27 and 4,282.20 is: 6,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.72 : 26,144.27 = 4,282.20 : x
  2. Step 2: Convert to fraction form
    17,429.72/26,144.27 = 4,282.20/x
  3. Step 3: Cross multiply
    17,429.72x = 26,144.27 × 4,282.20
  4. Step 4: Simplify right side
    17,429.72x = 111,954,987.64
  5. Step 5: Solve for x
    x = 111,954,987.64/17,429.72
  6. Step 6: Final answer
    x = 6,423.23

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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.