Home / 19,713.89-27,205.73-10,761.96

Finding the Fourth Proportional to 19,713.89, 27,205.73 and 10,761.96

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Solution

The fourth proportional to 19,713.89, 27,205.73 and 10,761.96 is: 14,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.89 : 27,205.73 = 10,761.96 : x
  2. Step 2: Convert to fraction form
    19,713.89/27,205.73 = 10,761.96/x
  3. Step 3: Cross multiply
    19,713.89x = 27,205.73 × 10,761.96
  4. Step 4: Simplify right side
    19,713.89x = 292,786,924.22
  5. Step 5: Solve for x
    x = 292,786,924.22/19,713.89
  6. Step 6: Final answer
    x = 14,851.81

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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.