Home / 19,704.12-27,191.15-10,751.62

Finding the Fourth Proportional to 19,704.12, 27,191.15 and 10,751.62

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Solution

The fourth proportional to 19,704.12, 27,191.15 and 10,751.62 is: 14,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.12 : 27,191.15 = 10,751.62 : x
  2. Step 2: Convert to fraction form
    19,704.12/27,191.15 = 10,751.62/x
  3. Step 3: Cross multiply
    19,704.12x = 27,191.15 × 10,751.62
  4. Step 4: Simplify right side
    19,704.12x = 292,348,912.16
  5. Step 5: Solve for x
    x = 292,348,912.16/19,704.12
  6. Step 6: Final answer
    x = 14,836.94

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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.