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Finding the Fourth Proportional to 22,498.31, 33,748.39 and 7,717.39

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Solution

The fourth proportional to 22,498.31, 33,748.39 and 7,717.39 is: 11,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,498.31 : 33,748.39 = 7,717.39 : x
  2. Step 2: Convert to fraction form
    22,498.31/33,748.39 = 7,717.39/x
  3. Step 3: Cross multiply
    22,498.31x = 33,748.39 × 7,717.39
  4. Step 4: Simplify right side
    22,498.31x = 260,449,487.50
  5. Step 5: Solve for x
    x = 260,449,487.50/22,498.31
  6. Step 6: Final answer
    x = 11,576.40

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1.5x scale

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.