Home / 17,224.16-23,782.56-12,519.68

Finding the Fourth Proportional to 17,224.16, 23,782.56 and 12,519.68

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Solution

The fourth proportional to 17,224.16, 23,782.56 and 12,519.68 is: 17,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,224.16 : 23,782.56 = 12,519.68 : x
  2. Step 2: Convert to fraction form
    17,224.16/23,782.56 = 12,519.68/x
  3. Step 3: Cross multiply
    17,224.16x = 23,782.56 × 12,519.68
  4. Step 4: Simplify right side
    17,224.16x = 297,750,040.78
  5. Step 5: Solve for x
    x = 297,750,040.78/17,224.16
  6. Step 6: Final answer
    x = 17,286.77

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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.