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Finding the Fourth Proportional to 29,673.46, 40,936.34 and 17,730.82

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Solution

The fourth proportional to 29,673.46, 40,936.34 and 17,730.82 is: 24,460.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,673.46 : 40,936.34 = 17,730.82 : x
  2. Step 2: Convert to fraction form
    29,673.46/40,936.34 = 17,730.82/x
  3. Step 3: Cross multiply
    29,673.46x = 40,936.34 × 17,730.82
  4. Step 4: Simplify right side
    29,673.46x = 725,834,876.00
  5. Step 5: Solve for x
    x = 725,834,876.00/29,673.46
  6. Step 6: Final answer
    x = 24,460.74

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1.5x scale

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.