Home / 17,181.60-25,764.27-6,656.55

Finding the Fourth Proportional to 17,181.60, 25,764.27 and 6,656.55

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Solution

The fourth proportional to 17,181.60, 25,764.27 and 6,656.55 is: 9,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.60 : 25,764.27 = 6,656.55 : x
  2. Step 2: Convert to fraction form
    17,181.60/25,764.27 = 6,656.55/x
  3. Step 3: Cross multiply
    17,181.60x = 25,764.27 × 6,656.55
  4. Step 4: Simplify right side
    17,181.60x = 171,501,151.47
  5. Step 5: Solve for x
    x = 171,501,151.47/17,181.60
  6. Step 6: Final answer
    x = 9,981.68

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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.