Home / 17,207.85-23,747.79-12,951.24

Finding the Fourth Proportional to 17,207.85, 23,747.79 and 12,951.24

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Solution

The fourth proportional to 17,207.85, 23,747.79 and 12,951.24 is: 17,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.85 : 23,747.79 = 12,951.24 : x
  2. Step 2: Convert to fraction form
    17,207.85/23,747.79 = 12,951.24/x
  3. Step 3: Cross multiply
    17,207.85x = 23,747.79 × 12,951.24
  4. Step 4: Simplify right side
    17,207.85x = 307,563,327.76
  5. Step 5: Solve for x
    x = 307,563,327.76/17,207.85
  6. Step 6: Final answer
    x = 17,873.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.