Home / 36,003.95-54,016.10-12,316.62

Finding the Fourth Proportional to 36,003.95, 54,016.10 and 12,316.62

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Solution

The fourth proportional to 36,003.95, 54,016.10 and 12,316.62 is: 18,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,003.95 : 54,016.10 = 12,316.62 : x
  2. Step 2: Convert to fraction form
    36,003.95/54,016.10 = 12,316.62/x
  3. Step 3: Cross multiply
    36,003.95x = 54,016.10 × 12,316.62
  4. Step 4: Simplify right side
    36,003.95x = 665,295,716.00
  5. Step 5: Solve for x
    x = 665,295,716.00/36,003.95
  6. Step 6: Final answer
    x = 18,478.41

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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.