Home / 17,189.57-25,784.37-4,709.70

Finding the Fourth Proportional to 17,189.57, 25,784.37 and 4,709.70

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Solution

The fourth proportional to 17,189.57, 25,784.37 and 4,709.70 is: 7,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.57 : 25,784.37 = 4,709.70 : x
  2. Step 2: Convert to fraction form
    17,189.57/25,784.37 = 4,709.70/x
  3. Step 3: Cross multiply
    17,189.57x = 25,784.37 × 4,709.70
  4. Step 4: Simplify right side
    17,189.57x = 121,436,647.39
  5. Step 5: Solve for x
    x = 121,436,647.39/17,189.57
  6. Step 6: Final answer
    x = 7,064.56

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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.