Home / 21,704.97-32,561.51-9,859.58

Finding the Fourth Proportional to 21,704.97, 32,561.51 and 9,859.58

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Solution

The fourth proportional to 21,704.97, 32,561.51 and 9,859.58 is: 14,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.97 : 32,561.51 = 9,859.58 : x
  2. Step 2: Convert to fraction form
    21,704.97/32,561.51 = 9,859.58/x
  3. Step 3: Cross multiply
    21,704.97x = 32,561.51 × 9,859.58
  4. Step 4: Simplify right side
    21,704.97x = 321,042,600.66
  5. Step 5: Solve for x
    x = 321,042,600.66/21,704.97
  6. Step 6: Final answer
    x = 14,791.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.