Home / 32,718.88-49,091.28-11,956.96

Finding the Fourth Proportional to 32,718.88, 49,091.28 and 11,956.96

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Solution

The fourth proportional to 32,718.88, 49,091.28 and 11,956.96 is: 17,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,718.88 : 49,091.28 = 11,956.96 : x
  2. Step 2: Convert to fraction form
    32,718.88/49,091.28 = 11,956.96/x
  3. Step 3: Cross multiply
    32,718.88x = 49,091.28 × 11,956.96
  4. Step 4: Simplify right side
    32,718.88x = 586,982,471.31
  5. Step 5: Solve for x
    x = 586,982,471.31/32,718.88
  6. Step 6: Final answer
    x = 17,940.18

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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.