Home / 23,161.92-31,956-14,200.08

Finding the Fourth Proportional to 23,161.92, 31,956 and 14,200.08

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Solution

The fourth proportional to 23,161.92, 31,956 and 14,200.08 is: 19,591.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.92 : 31,956 = 14,200.08 : x
  2. Step 2: Convert to fraction form
    23,161.92/31,956 = 14,200.08/x
  3. Step 3: Cross multiply
    23,161.92x = 31,956 × 14,200.08
  4. Step 4: Simplify right side
    23,161.92x = 453,777,756.48
  5. Step 5: Solve for x
    x = 453,777,756.48/23,161.92
  6. Step 6: Final answer
    x = 19,591.54

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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.