Home / 17,021.46-25,532.36-5,177.15

Finding the Fourth Proportional to 17,021.46, 25,532.36 and 5,177.15

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Solution

The fourth proportional to 17,021.46, 25,532.36 and 5,177.15 is: 7,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.46 : 25,532.36 = 5,177.15 : x
  2. Step 2: Convert to fraction form
    17,021.46/25,532.36 = 5,177.15/x
  3. Step 3: Cross multiply
    17,021.46x = 25,532.36 × 5,177.15
  4. Step 4: Simplify right side
    17,021.46x = 132,184,934.35
  5. Step 5: Solve for x
    x = 132,184,934.35/17,021.46
  6. Step 6: Final answer
    x = 7,765.78

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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.