Home / 17,181.60-25,772.40-14,265.60

Finding the Fourth Proportional to 17,181.60, 25,772.40 and 14,265.60

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Solution

The fourth proportional to 17,181.60, 25,772.40 and 14,265.60 is: 21,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.60 : 25,772.40 = 14,265.60 : x
  2. Step 2: Convert to fraction form
    17,181.60/25,772.40 = 14,265.60/x
  3. Step 3: Cross multiply
    17,181.60x = 25,772.40 × 14,265.60
  4. Step 4: Simplify right side
    17,181.60x = 367,658,749.44
  5. Step 5: Solve for x
    x = 367,658,749.44/17,181.60
  6. Step 6: Final answer
    x = 21,398.40

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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.