Home / 17,182.72-25,817.28-10,945.54

Finding the Fourth Proportional to 17,182.72, 25,817.28 and 10,945.54

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Solution

The fourth proportional to 17,182.72, 25,817.28 and 10,945.54 is: 16,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,182.72 : 25,817.28 = 10,945.54 : x
  2. Step 2: Convert to fraction form
    17,182.72/25,817.28 = 10,945.54/x
  3. Step 3: Cross multiply
    17,182.72x = 25,817.28 × 10,945.54
  4. Step 4: Simplify right side
    17,182.72x = 282,584,070.93
  5. Step 5: Solve for x
    x = 282,584,070.93/17,182.72
  6. Step 6: Final answer
    x = 16,445.83

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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.