Home / 12,084.13-18,118.80-11,052.82

Finding the Fourth Proportional to 12,084.13, 18,118.80 and 11,052.82

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Solution

The fourth proportional to 12,084.13, 18,118.80 and 11,052.82 is: 16,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,084.13 : 18,118.80 = 11,052.82 : x
  2. Step 2: Convert to fraction form
    12,084.13/18,118.80 = 11,052.82/x
  3. Step 3: Cross multiply
    12,084.13x = 18,118.80 × 11,052.82
  4. Step 4: Simplify right side
    12,084.13x = 200,263,835.02
  5. Step 5: Solve for x
    x = 200,263,835.02/12,084.13
  6. Step 6: Final answer
    x = 16,572.47

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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.