Home / 17,388.24-26,016.72-9,996.16

Finding the Fourth Proportional to 17,388.24, 26,016.72 and 9,996.16

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Solution

The fourth proportional to 17,388.24, 26,016.72 and 9,996.16 is: 14,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.24 : 26,016.72 = 9,996.16 : x
  2. Step 2: Convert to fraction form
    17,388.24/26,016.72 = 9,996.16/x
  3. Step 3: Cross multiply
    17,388.24x = 26,016.72 × 9,996.16
  4. Step 4: Simplify right side
    17,388.24x = 260,067,295.80
  5. Step 5: Solve for x
    x = 260,067,295.80/17,388.24
  6. Step 6: Final answer
    x = 14,956.50

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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.