Home / 12,717.62-17,549.60-7,052.03

Finding the Fourth Proportional to 12,717.62, 17,549.60 and 7,052.03

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Solution

The fourth proportional to 12,717.62, 17,549.60 and 7,052.03 is: 9,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,717.62 : 17,549.60 = 7,052.03 : x
  2. Step 2: Convert to fraction form
    12,717.62/17,549.60 = 7,052.03/x
  3. Step 3: Cross multiply
    12,717.62x = 17,549.60 × 7,052.03
  4. Step 4: Simplify right side
    12,717.62x = 123,760,305.69
  5. Step 5: Solve for x
    x = 123,760,305.69/12,717.62
  6. Step 6: Final answer
    x = 9,731.40

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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.