Home / 18,060.06-24,918.08-12,396.54

Finding the Fourth Proportional to 18,060.06, 24,918.08 and 12,396.54

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Solution

The fourth proportional to 18,060.06, 24,918.08 and 12,396.54 is: 17,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.06 : 24,918.08 = 12,396.54 : x
  2. Step 2: Convert to fraction form
    18,060.06/24,918.08 = 12,396.54/x
  3. Step 3: Cross multiply
    18,060.06x = 24,918.08 × 12,396.54
  4. Step 4: Simplify right side
    18,060.06x = 308,897,975.44
  5. Step 5: Solve for x
    x = 308,897,975.44/18,060.06
  6. Step 6: Final answer
    x = 17,103.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.