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Finding the Fourth Proportional to 34,553.92, 47,684.48 and 19,649.92

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Solution

The fourth proportional to 34,553.92, 47,684.48 and 19,649.92 is: 27,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,553.92 : 47,684.48 = 19,649.92 : x
  2. Step 2: Convert to fraction form
    34,553.92/47,684.48 = 19,649.92/x
  3. Step 3: Cross multiply
    34,553.92x = 47,684.48 × 19,649.92
  4. Step 4: Simplify right side
    34,553.92x = 936,996,217.24
  5. Step 5: Solve for x
    x = 936,996,217.24/34,553.92
  6. Step 6: Final answer
    x = 27,116.93

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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.