Home / 23,507.20-35,227.64-12,981.96

Finding the Fourth Proportional to 23,507.20, 35,227.64 and 12,981.96

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Solution

The fourth proportional to 23,507.20, 35,227.64 and 12,981.96 is: 19,454.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,507.20 : 35,227.64 = 12,981.96 : x
  2. Step 2: Convert to fraction form
    23,507.20/35,227.64 = 12,981.96/x
  3. Step 3: Cross multiply
    23,507.20x = 35,227.64 × 12,981.96
  4. Step 4: Simplify right side
    23,507.20x = 457,323,813.37
  5. Step 5: Solve for x
    x = 457,323,813.37/23,507.20
  6. Step 6: Final answer
    x = 19,454.63

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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.