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Finding the Fourth Proportional to 19,713.68, 27,203.68 and 10,759.37

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Solution

The fourth proportional to 19,713.68, 27,203.68 and 10,759.37 is: 14,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.68 : 27,203.68 = 10,759.37 : x
  2. Step 2: Convert to fraction form
    19,713.68/27,203.68 = 10,759.37/x
  3. Step 3: Cross multiply
    19,713.68x = 27,203.68 × 10,759.37
  4. Step 4: Simplify right side
    19,713.68x = 292,694,335.91
  5. Step 5: Solve for x
    x = 292,694,335.91/19,713.68
  6. Step 6: Final answer
    x = 14,847.27

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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.