Home / 12,795.06-19,169.20-9,276.34

Finding the Fourth Proportional to 12,795.06, 19,169.20 and 9,276.34

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Solution

The fourth proportional to 12,795.06, 19,169.20 and 9,276.34 is: 13,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.06 : 19,169.20 = 9,276.34 : x
  2. Step 2: Convert to fraction form
    12,795.06/19,169.20 = 9,276.34/x
  3. Step 3: Cross multiply
    12,795.06x = 19,169.20 × 9,276.34
  4. Step 4: Simplify right side
    12,795.06x = 177,820,016.73
  5. Step 5: Solve for x
    x = 177,820,016.73/12,795.06
  6. Step 6: Final answer
    x = 13,897.55

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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.