Home / 17,520.70-24,181.68-10,447.58

Finding the Fourth Proportional to 17,520.70, 24,181.68 and 10,447.58

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Solution

The fourth proportional to 17,520.70, 24,181.68 and 10,447.58 is: 14,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.70 : 24,181.68 = 10,447.58 : x
  2. Step 2: Convert to fraction form
    17,520.70/24,181.68 = 10,447.58/x
  3. Step 3: Cross multiply
    17,520.70x = 24,181.68 × 10,447.58
  4. Step 4: Simplify right side
    17,520.70x = 252,640,036.33
  5. Step 5: Solve for x
    x = 252,640,036.33/17,520.70
  6. Step 6: Final answer
    x = 14,419.52

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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.