Home / 19,711.60-27,201.79-10,759.03

Finding the Fourth Proportional to 19,711.60, 27,201.79 and 10,759.03

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Solution

The fourth proportional to 19,711.60, 27,201.79 and 10,759.03 is: 14,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.60 : 27,201.79 = 10,759.03 : x
  2. Step 2: Convert to fraction form
    19,711.60/27,201.79 = 10,759.03/x
  3. Step 3: Cross multiply
    19,711.60x = 27,201.79 × 10,759.03
  4. Step 4: Simplify right side
    19,711.60x = 292,664,874.66
  5. Step 5: Solve for x
    x = 292,664,874.66/19,711.60
  6. Step 6: Final answer
    x = 14,847.34

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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.