Home / 19,704.03-27,191.85-11,750.88

Finding the Fourth Proportional to 19,704.03, 27,191.85 and 11,750.88

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Solution

The fourth proportional to 19,704.03, 27,191.85 and 11,750.88 is: 16,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.03 : 27,191.85 = 11,750.88 : x
  2. Step 2: Convert to fraction form
    19,704.03/27,191.85 = 11,750.88/x
  3. Step 3: Cross multiply
    19,704.03x = 27,191.85 × 11,750.88
  4. Step 4: Simplify right side
    19,704.03x = 319,528,166.33
  5. Step 5: Solve for x
    x = 319,528,166.33/19,704.03
  6. Step 6: Final answer
    x = 16,216.39

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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.