Home / 17,284.34-25,904.05-7,789.70

Finding the Fourth Proportional to 17,284.34, 25,904.05 and 7,789.70

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Solution

The fourth proportional to 17,284.34, 25,904.05 and 7,789.70 is: 11,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,284.34 : 25,904.05 = 7,789.70 : x
  2. Step 2: Convert to fraction form
    17,284.34/25,904.05 = 7,789.70/x
  3. Step 3: Cross multiply
    17,284.34x = 25,904.05 × 7,789.70
  4. Step 4: Simplify right side
    17,284.34x = 201,784,629.29
  5. Step 5: Solve for x
    x = 201,784,629.29/17,284.34
  6. Step 6: Final answer
    x = 11,674.42

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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.