Home / 23,531.22-35,274.56-8,730.09

Finding the Fourth Proportional to 23,531.22, 35,274.56 and 8,730.09

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Solution

The fourth proportional to 23,531.22, 35,274.56 and 8,730.09 is: 13,086.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,531.22 : 35,274.56 = 8,730.09 : x
  2. Step 2: Convert to fraction form
    23,531.22/35,274.56 = 8,730.09/x
  3. Step 3: Cross multiply
    23,531.22x = 35,274.56 × 8,730.09
  4. Step 4: Simplify right side
    23,531.22x = 307,950,039.86
  5. Step 5: Solve for x
    x = 307,950,039.86/23,531.22
  6. Step 6: Final answer
    x = 13,086.87

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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.