Home / 17,177.27-25,774.69-8,181.57

Finding the Fourth Proportional to 17,177.27, 25,774.69 and 8,181.57

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Solution

The fourth proportional to 17,177.27, 25,774.69 and 8,181.57 is: 12,276.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.27 : 25,774.69 = 8,181.57 : x
  2. Step 2: Convert to fraction form
    17,177.27/25,774.69 = 8,181.57/x
  3. Step 3: Cross multiply
    17,177.27x = 25,774.69 × 8,181.57
  4. Step 4: Simplify right side
    17,177.27x = 210,877,301.59
  5. Step 5: Solve for x
    x = 210,877,301.59/17,177.27
  6. Step 6: Final answer
    x = 12,276.53

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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.