Home / 12,008.30-17,975.54-10,236.83

Finding the Fourth Proportional to 12,008.30, 17,975.54 and 10,236.83

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Solution

The fourth proportional to 12,008.30, 17,975.54 and 10,236.83 is: 15,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.30 : 17,975.54 = 10,236.83 : x
  2. Step 2: Convert to fraction form
    12,008.30/17,975.54 = 10,236.83/x
  3. Step 3: Cross multiply
    12,008.30x = 17,975.54 × 10,236.83
  4. Step 4: Simplify right side
    12,008.30x = 184,012,495.95
  5. Step 5: Solve for x
    x = 184,012,495.95/12,008.30
  6. Step 6: Final answer
    x = 15,323.78

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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.