Home / 13,202.98-19,791.14-8,276.08

Finding the Fourth Proportional to 13,202.98, 19,791.14 and 8,276.08

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Solution

The fourth proportional to 13,202.98, 19,791.14 and 8,276.08 is: 12,405.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.98 : 19,791.14 = 8,276.08 : x
  2. Step 2: Convert to fraction form
    13,202.98/19,791.14 = 8,276.08/x
  3. Step 3: Cross multiply
    13,202.98x = 19,791.14 × 8,276.08
  4. Step 4: Simplify right side
    13,202.98x = 163,793,050.73
  5. Step 5: Solve for x
    x = 163,793,050.73/13,202.98
  6. Step 6: Final answer
    x = 12,405.76

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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.