Home / 21,747.51-32,627.05-6,956.71

Finding the Fourth Proportional to 21,747.51, 32,627.05 and 6,956.71

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Solution

The fourth proportional to 21,747.51, 32,627.05 and 6,956.71 is: 10,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747.51 : 32,627.05 = 6,956.71 : x
  2. Step 2: Convert to fraction form
    21,747.51/32,627.05 = 6,956.71/x
  3. Step 3: Cross multiply
    21,747.51x = 32,627.05 × 6,956.71
  4. Step 4: Simplify right side
    21,747.51x = 226,976,826.05
  5. Step 5: Solve for x
    x = 226,976,826.05/21,747.51
  6. Step 6: Final answer
    x = 10,436.91

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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.