Home / 34,213.97-47,201.85-19,871.34

Finding the Fourth Proportional to 34,213.97, 47,201.85 and 19,871.34

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Solution

The fourth proportional to 34,213.97, 47,201.85 and 19,871.34 is: 27,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,213.97 : 47,201.85 = 19,871.34 : x
  2. Step 2: Convert to fraction form
    34,213.97/47,201.85 = 19,871.34/x
  3. Step 3: Cross multiply
    34,213.97x = 47,201.85 × 19,871.34
  4. Step 4: Simplify right side
    34,213.97x = 937,964,009.98
  5. Step 5: Solve for x
    x = 937,964,009.98/34,213.97
  6. Step 6: Final answer
    x = 27,414.65

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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.