Home / 17,979.47-26,973.09-6,886.16

Finding the Fourth Proportional to 17,979.47, 26,973.09 and 6,886.16

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Solution

The fourth proportional to 17,979.47, 26,973.09 and 6,886.16 is: 10,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.47 : 26,973.09 = 6,886.16 : x
  2. Step 2: Convert to fraction form
    17,979.47/26,973.09 = 6,886.16/x
  3. Step 3: Cross multiply
    17,979.47x = 26,973.09 × 6,886.16
  4. Step 4: Simplify right side
    17,979.47x = 185,741,013.43
  5. Step 5: Solve for x
    x = 185,741,013.43/17,979.47
  6. Step 6: Final answer
    x = 10,330.73

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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.