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Finding the Fourth Proportional to 43,882.89, 65,824.28 and 17,606.09

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Solution

The fourth proportional to 43,882.89, 65,824.28 and 17,606.09 is: 26,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,882.89 : 65,824.28 = 17,606.09 : x
  2. Step 2: Convert to fraction form
    43,882.89/65,824.28 = 17,606.09/x
  3. Step 3: Cross multiply
    43,882.89x = 65,824.28 × 17,606.09
  4. Step 4: Simplify right side
    43,882.89x = 1,158,907,780.71
  5. Step 5: Solve for x
    x = 1,158,907,780.71/43,882.89
  6. Step 6: Final answer
    x = 26,409.10

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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.