Home / 17,814.28-26,727.78-7,952.68

Finding the Fourth Proportional to 17,814.28, 26,727.78 and 7,952.68

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Solution

The fourth proportional to 17,814.28, 26,727.78 and 7,952.68 is: 11,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,814.28 : 26,727.78 = 7,952.68 : x
  2. Step 2: Convert to fraction form
    17,814.28/26,727.78 = 7,952.68/x
  3. Step 3: Cross multiply
    17,814.28x = 26,727.78 × 7,952.68
  4. Step 4: Simplify right side
    17,814.28x = 212,557,481.45
  5. Step 5: Solve for x
    x = 212,557,481.45/17,814.28
  6. Step 6: Final answer
    x = 11,931.86

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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.